Finding the Fourth Proportional to 10,385.69, 14,332.31 and 5,670.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,385.69 : 14,332.31 = 5,670.02 : x
2. Step 2: Convert to fraction form
   10,385.69/14,332.31 = 5,670.02/x
3. Step 3: Cross multiply
   10,385.69x = 14,332.31 × 5,670.02
4. Step 4: Simplify right side
   10,385.69x = 81,264,448.52
5. Step 5: Solve for x
   x = 81,264,448.52/10,385.69
6. Step 6: Final answer
   x = 7,824.66