Finding the Fourth Proportional to 10,051.71, 15,086.82 and 5,125.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,051.71 : 15,086.82 = 5,125.02 : x
2. Step 2: Convert to fraction form
   10,051.71/15,086.82 = 5,125.02/x
3. Step 3: Cross multiply
   10,051.71x = 15,086.82 × 5,125.02
4. Step 4: Simplify right side
   10,051.71x = 77,320,228.61
5. Step 5: Solve for x
   x = 77,320,228.61/10,051.71
6. Step 6: Final answer
   x = 7,692.25