Finding the Fourth Proportional to 69,949.83, 96,532.81 and 38,120.78

Step by Step Solution

1. Step 1: Write the proportion equation
   69,949.83 : 96,532.81 = 38,120.78 : x
2. Step 2: Convert to fraction form
   69,949.83/96,532.81 = 38,120.78/x
3. Step 3: Cross multiply
   69,949.83x = 96,532.81 × 38,120.78
4. Step 4: Simplify right side
   69,949.83x = 3,679,905,830.25
5. Step 5: Solve for x
   x = 3,679,905,830.25/69,949.83
6. Step 6: Final answer
   x = 52,607.79