Finding the Fourth Proportional to 132,481, 198,779.10 and 65,987.56

Step by Step Solution

1. Step 1: Write the proportion equation
   132,481 : 198,779.10 = 65,987.56 : x
2. Step 2: Convert to fraction form
   132,481/198,779.10 = 65,987.56/x
3. Step 3: Cross multiply
   132,481x = 198,779.10 × 65,987.56
4. Step 4: Simplify right side
   132,481x = 13,116,947,788.00
5. Step 5: Solve for x
   x = 13,116,947,788.00/132,481
6. Step 6: Final answer
   x = 99,010.03