Finding the Fourth Proportional to 99,461.67, 137,309.22 and 76,751.52

Step by Step Solution

1. Step 1: Write the proportion equation
   99,461.67 : 137,309.22 = 76,751.52 : x
2. Step 2: Convert to fraction form
   99,461.67/137,309.22 = 76,751.52/x
3. Step 3: Cross multiply
   99,461.67x = 137,309.22 × 76,751.52
4. Step 4: Simplify right side
   99,461.67x = 10,538,691,345.01
5. Step 5: Solve for x
   x = 10,538,691,345.01/99,461.67
6. Step 6: Final answer
   x = 105,957.31