Finding the Fourth Proportional to 30,632,245.40, 42,272,499.52 and 16,881,209.53

Step by Step Solution

1. Step 1: Write the proportion equation
   30,632,245.40 : 42,272,499.52 = 16,881,209.53 : x
2. Step 2: Convert to fraction form
   30,632,245.40/42,272,499.52 = 16,881,209.53/x
3. Step 3: Cross multiply
   30,632,245.40x = 42,272,499.52 × 16,881,209.53
4. Step 4: Simplify right side
   30,632,245.40x = 713,610,921,517,127
5. Step 5: Solve for x
   x = 713,610,921,517,127/30,632,245.40
6. Step 6: Final answer
   x = 23,296,069.62