Finding the Fourth Proportional to 172,845.50, 238,526.82 and 93,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,845.50 : 238,526.82 = 93,357.50 : x
2. Step 2: Convert to fraction form
   172,845.50/238,526.82 = 93,357.50/x
3. Step 3: Cross multiply
   172,845.50x = 238,526.82 × 93,357.50
4. Step 4: Simplify right side
   172,845.50x = 22,268,267,598.15
5. Step 5: Solve for x
   x = 22,268,267,598.15/172,845.50
6. Step 6: Final answer
   x = 128,833.37