Finding the Fourth Proportional to 42,730,982.52, 64,096,553.88 and 10,382,912.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,730,982.52 : 64,096,553.88 = 10,382,912.40 : x
2. Step 2: Convert to fraction form
   42,730,982.52/64,096,553.88 = 10,382,912.40/x
3. Step 3: Cross multiply
   42,730,982.52x = 64,096,553.88 × 10,382,912.40
4. Step 4: Simplify right side
   42,730,982.52x = 665,508,904,077,920.12
5. Step 5: Solve for x
   x = 665,508,904,077,920.12/42,730,982.52
6. Step 6: Final answer
   x = 15,574,388.06