Finding the Fourth Proportional to 131,602.42, 181,610.82 and 71,173.14

Step by Step Solution

1. Step 1: Write the proportion equation
   131,602.42 : 181,610.82 = 71,173.14 : x
2. Step 2: Convert to fraction form
   131,602.42/181,610.82 = 71,173.14/x
3. Step 3: Cross multiply
   131,602.42x = 181,610.82 × 71,173.14
4. Step 4: Simplify right side
   131,602.42x = 12,925,812,317.37
5. Step 5: Solve for x
   x = 12,925,812,317.37/131,602.42
6. Step 6: Final answer
   x = 98,218.65