Finding the Fourth Proportional to 69,604.53, 96,052.89 and 39,389.31

Step by Step Solution

1. Step 1: Write the proportion equation
   69,604.53 : 96,052.89 = 39,389.31 : x
2. Step 2: Convert to fraction form
   69,604.53/96,052.89 = 39,389.31/x
3. Step 3: Cross multiply
   69,604.53x = 96,052.89 × 39,389.31
4. Step 4: Simplify right side
   69,604.53x = 3,783,457,060.61
5. Step 5: Solve for x
   x = 3,783,457,060.61/69,604.53
6. Step 6: Final answer
   x = 54,356.48