Finding the Fourth Proportional to 42,730,976.43, 64,096,544.85 and 10,382,906.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,730,976.43 : 64,096,544.85 = 10,382,906.34 : x
2. Step 2: Convert to fraction form
   42,730,976.43/64,096,544.85 = 10,382,906.34/x
3. Step 3: Cross multiply
   42,730,976.43x = 64,096,544.85 × 10,382,906.34
4. Step 4: Simplify right side
   42,730,976.43x = 665,508,421,895,159.38
5. Step 5: Solve for x
   x = 665,508,421,895,159.38/42,730,976.43
6. Step 6: Final answer
   x = 15,574,379.00