Finding the Fourth Proportional to 89,423.44, 123,401.86 and 49,137.19

Step by Step Solution

1. Step 1: Write the proportion equation
   89,423.44 : 123,401.86 = 49,137.19 : x
2. Step 2: Convert to fraction form
   89,423.44/123,401.86 = 49,137.19/x
3. Step 3: Cross multiply
   89,423.44x = 123,401.86 × 49,137.19
4. Step 4: Simplify right side
   89,423.44x = 6,063,620,641.17
5. Step 5: Solve for x
   x = 6,063,620,641.17/89,423.44
6. Step 6: Final answer
   x = 67,807.96