Finding the Fourth Proportional to 89,402.22, 123,375.15 and 49,116.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,402.22 : 123,375.15 = 49,116.06 : x
2. Step 2: Convert to fraction form
   89,402.22/123,375.15 = 49,116.06/x
3. Step 3: Cross multiply
   89,402.22x = 123,375.15 × 49,116.06
4. Step 4: Simplify right side
   89,402.22x = 6,059,701,269.91
5. Step 5: Solve for x
   x = 6,059,701,269.91/89,402.22
6. Step 6: Final answer
   x = 67,780.21