Finding the Fourth Proportional to 82,760.61, 123,901.55 and 74,214.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,760.61 : 123,901.55 = 74,214.30 : x
2. Step 2: Convert to fraction form
   82,760.61/123,901.55 = 74,214.30/x
3. Step 3: Cross multiply
   82,760.61x = 123,901.55 × 74,214.30
4. Step 4: Simplify right side
   82,760.61x = 9,195,266,431.09
5. Step 5: Solve for x
   x = 9,195,266,431.09/82,760.61
6. Step 6: Final answer
   x = 111,106.80