Finding the Fourth Proportional to 87,498.52, 131,268.54 and 28,334.09

Step by Step Solution

1. Step 1: Write the proportion equation
   87,498.52 : 131,268.54 = 28,334.09 : x
2. Step 2: Convert to fraction form
   87,498.52/131,268.54 = 28,334.09/x
3. Step 3: Cross multiply
   87,498.52x = 131,268.54 × 28,334.09
4. Step 4: Simplify right side
   87,498.52x = 3,719,374,626.53
5. Step 5: Solve for x
   x = 3,719,374,626.53/87,498.52
6. Step 6: Final answer
   x = 42,507.86