Finding the Fourth Proportional to 83,826.18, 115,680.60 and 45,586.17

Step by Step Solution

1. Step 1: Write the proportion equation
   83,826.18 : 115,680.60 = 45,586.17 : x
2. Step 2: Convert to fraction form
   83,826.18/115,680.60 = 45,586.17/x
3. Step 3: Cross multiply
   83,826.18x = 115,680.60 × 45,586.17
4. Step 4: Simplify right side
   83,826.18x = 5,273,435,497.30
5. Step 5: Solve for x
   x = 5,273,435,497.30/83,826.18
6. Step 6: Final answer
   x = 62,909.17