Finding the Fourth Proportional to 132,081.63, 198,080.86 and 43,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,081.63 : 198,080.86 = 43,314.50 : x
2. Step 2: Convert to fraction form
   132,081.63/198,080.86 = 43,314.50/x
3. Step 3: Cross multiply
   132,081.63x = 198,080.86 × 43,314.50
4. Step 4: Simplify right side
   132,081.63x = 8,579,773,410.47
5. Step 5: Solve for x
   x = 8,579,773,410.47/132,081.63
6. Step 6: Final answer
   x = 64,958.11