Finding the Fourth Proportional to 82,245.32, 123,359.67 and 55,761.35

Step by Step Solution

1. Step 1: Write the proportion equation
   82,245.32 : 123,359.67 = 55,761.35 : x
2. Step 2: Convert to fraction form
   82,245.32/123,359.67 = 55,761.35/x
3. Step 3: Cross multiply
   82,245.32x = 123,359.67 × 55,761.35
4. Step 4: Simplify right side
   82,245.32x = 6,878,702,043.15
5. Step 5: Solve for x
   x = 6,878,702,043.15/82,245.32
6. Step 6: Final answer
   x = 83,636.40