Finding the Fourth Proportional to 172,184.01, 237,610.04 and 99,581.42

Step by Step Solution

1. Step 1: Write the proportion equation
   172,184.01 : 237,610.04 = 99,581.42 : x
2. Step 2: Convert to fraction form
   172,184.01/237,610.04 = 99,581.42/x
3. Step 3: Cross multiply
   172,184.01x = 237,610.04 × 99,581.42
4. Step 4: Simplify right side
   172,184.01x = 23,661,543,503.50
5. Step 5: Solve for x
   x = 23,661,543,503.50/172,184.01
6. Step 6: Final answer
   x = 137,420.10