Finding the Fourth Proportional to 82,694.76, 123,899.48 and 45,281.76

Step by Step Solution

1. Step 1: Write the proportion equation
   82,694.76 : 123,899.48 = 45,281.76 : x
2. Step 2: Convert to fraction form
   82,694.76/123,899.48 = 45,281.76/x
3. Step 3: Cross multiply
   82,694.76x = 123,899.48 × 45,281.76
4. Step 4: Simplify right side
   82,694.76x = 5,610,386,291.08
5. Step 5: Solve for x
   x = 5,610,386,291.08/82,694.76
6. Step 6: Final answer
   x = 67,844.52