Finding the Fourth Proportional to 88,812.31, 133,227.42 and 28,838.27

Step by Step Solution

1. Step 1: Write the proportion equation
   88,812.31 : 133,227.42 = 28,838.27 : x
2. Step 2: Convert to fraction form
   88,812.31/133,227.42 = 28,838.27/x
3. Step 3: Cross multiply
   88,812.31x = 133,227.42 × 28,838.27
4. Step 4: Simplify right side
   88,812.31x = 3,842,048,642.43
5. Step 5: Solve for x
   x = 3,842,048,642.43/88,812.31
6. Step 6: Final answer
   x = 43,260.32