Finding the Fourth Proportional to 149,200.01, 205,905.35 and 82,132.01

Step by Step Solution

1. Step 1: Write the proportion equation
   149,200.01 : 205,905.35 = 82,132.01 : x
2. Step 2: Convert to fraction form
   149,200.01/205,905.35 = 82,132.01/x
3. Step 3: Cross multiply
   149,200.01x = 205,905.35 × 82,132.01
4. Step 4: Simplify right side
   149,200.01x = 16,911,419,854.59
5. Step 5: Solve for x
   x = 16,911,419,854.59/149,200.01
6. Step 6: Final answer
   x = 113,347.31