Finding the Fourth Proportional to 172,280.52, 237,693.69 and 100,608.84

Step by Step Solution

1. Step 1: Write the proportion equation
   172,280.52 : 237,693.69 = 100,608.84 : x
2. Step 2: Convert to fraction form
   172,280.52/237,693.69 = 100,608.84/x
3. Step 3: Cross multiply
   172,280.52x = 237,693.69 × 100,608.84
4. Step 4: Simplify right side
   172,280.52x = 23,914,086,426.22
5. Step 5: Solve for x
   x = 23,914,086,426.22/172,280.52
6. Step 6: Final answer
   x = 138,809.00