Finding the Fourth Proportional to 87,005.28, 130,499.47 and 27,825.06

Step by Step Solution

1. Step 1: Write the proportion equation
   87,005.28 : 130,499.47 = 27,825.06 : x
2. Step 2: Convert to fraction form
   87,005.28/130,499.47 = 27,825.06/x
3. Step 3: Cross multiply
   87,005.28x = 130,499.47 × 27,825.06
4. Step 4: Simplify right side
   87,005.28x = 3,631,155,582.72
5. Step 5: Solve for x
   x = 3,631,155,582.72/87,005.28
6. Step 6: Final answer
   x = 41,734.89