Finding the Fourth Proportional to 81,423.54, 112,364.52 and 49,592.46

Step by Step Solution

1. Step 1: Write the proportion equation
   81,423.54 : 112,364.52 = 49,592.46 : x
2. Step 2: Convert to fraction form
   81,423.54/112,364.52 = 49,592.46/x
3. Step 3: Cross multiply
   81,423.54x = 112,364.52 × 49,592.46
4. Step 4: Simplify right side
   81,423.54x = 5,572,433,198.91
5. Step 5: Solve for x
   x = 5,572,433,198.91/81,423.54
6. Step 6: Final answer
   x = 68,437.62