Finding the Fourth Proportional to 69,552,993,314.53, 104,335,499,773.91 and 19,188,427,101.28

Step by Step Solution

1. Step 1: Write the proportion equation
   69,552,993,314.53 : 104,335,499,773.91 = 19,188,427,101.28 : x
2. Step 2: Convert to fraction form
   69,552,993,314.53/104,335,499,773.91 = 19,188,427,101.28/x
3. Step 3: Cross multiply
   69,552,993,314.53x = 104,335,499,773.91 × 19,188,427,101.28
4. Step 4: Simplify right side
   69,552,993,314.53x = 2,002,034,131,487,287,934,976
5. Step 5: Solve for x
   x = 2,002,034,131,487,287,934,976/69,552,993,314.53
6. Step 6: Final answer
   x = 28,784,298,648.86