Finding the Fourth Proportional to 112,597.89, 168,920.91 and 41,520.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,597.89 : 168,920.91 = 41,520.72 : x
2. Step 2: Convert to fraction form
   112,597.89/168,920.91 = 41,520.72/x
3. Step 3: Cross multiply
   112,597.89x = 168,920.91 × 41,520.72
4. Step 4: Simplify right side
   112,597.89x = 7,013,717,806.26
5. Step 5: Solve for x
   x = 7,013,717,806.26/112,597.89
6. Step 6: Final answer
   x = 62,289.96