Finding the Fourth Proportional to 132,040.78, 182,216.37 and 71,611.42

Step by Step Solution

1. Step 1: Write the proportion equation
   132,040.78 : 182,216.37 = 71,611.42 : x
2. Step 2: Convert to fraction form
   132,040.78/182,216.37 = 71,611.42/x
3. Step 3: Cross multiply
   132,040.78x = 182,216.37 × 71,611.42
4. Step 4: Simplify right side
   132,040.78x = 13,048,773,002.95
5. Step 5: Solve for x
   x = 13,048,773,002.95/132,040.78
6. Step 6: Final answer
   x = 98,823.81