Finding the Fourth Proportional to 85,659.33, 118,222.32 and 49,353.72

Step by Step Solution

1. Step 1: Write the proportion equation
   85,659.33 : 118,222.32 = 49,353.72 : x
2. Step 2: Convert to fraction form
   85,659.33/118,222.32 = 49,353.72/x
3. Step 3: Cross multiply
   85,659.33x = 118,222.32 × 49,353.72
4. Step 4: Simplify right side
   85,659.33x = 5,834,711,279.03
5. Step 5: Solve for x
   x = 5,834,711,279.03/85,659.33
6. Step 6: Final answer
   x = 68,115.30