Finding the Fourth Proportional to 10,057.52, 15,081.62 and 5,898.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,057.52 : 15,081.62 = 5,898.78 : x
2. Step 2: Convert to fraction form
   10,057.52/15,081.62 = 5,898.78/x
3. Step 3: Cross multiply
   10,057.52x = 15,081.62 × 5,898.78
4. Step 4: Simplify right side
   10,057.52x = 88,963,128.93
5. Step 5: Solve for x
   x = 88,963,128.93/10,057.52
6. Step 6: Final answer
   x = 8,845.44