Finding the Fourth Proportional to 10,253,143.05, 14,149,300.39 and 5,782,342.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,253,143.05 : 14,149,300.39 = 5,782,342.78 : x
2. Step 2: Convert to fraction form
   10,253,143.05/14,149,300.39 = 5,782,342.78/x
3. Step 3: Cross multiply
   10,253,143.05x = 14,149,300.39 × 5,782,342.78
4. Step 4: Simplify right side
   10,253,143.05x = 81,816,104,952,167.69
5. Step 5: Solve for x
   x = 81,816,104,952,167.69/10,253,143.05
6. Step 6: Final answer
   x = 7,979,612.16