Finding the Fourth Proportional to 85,868.67, 118,492.83 and 47,624.61

Step by Step Solution

1. Step 1: Write the proportion equation
   85,868.67 : 118,492.83 = 47,624.61 : x
2. Step 2: Convert to fraction form
   85,868.67/118,492.83 = 47,624.61/x
3. Step 3: Cross multiply
   85,868.67x = 118,492.83 × 47,624.61
4. Step 4: Simplify right side
   85,868.67x = 5,643,174,816.55
5. Step 5: Solve for x
   x = 5,643,174,816.55/85,868.67
6. Step 6: Final answer
   x = 65,718.67