Finding the Fourth Proportional to 123,460.67, 170,366.88 and 72,475.47

Step by Step Solution

1. Step 1: Write the proportion equation
   123,460.67 : 170,366.88 = 72,475.47 : x
2. Step 2: Convert to fraction form
   123,460.67/170,366.88 = 72,475.47/x
3. Step 3: Cross multiply
   123,460.67x = 170,366.88 × 72,475.47
4. Step 4: Simplify right side
   123,460.67x = 12,347,419,700.43
5. Step 5: Solve for x
   x = 12,347,419,700.43/123,460.67
6. Step 6: Final answer
   x = 100,010.96