Finding the Fourth Proportional to 88,042.34, 121,497.72 and 47,756

Step by Step Solution

1. Step 1: Write the proportion equation
   88,042.34 : 121,497.72 = 47,756 : x
2. Step 2: Convert to fraction form
   88,042.34/121,497.72 = 47,756/x
3. Step 3: Cross multiply
   88,042.34x = 121,497.72 × 47,756
4. Step 4: Simplify right side
   88,042.34x = 5,802,245,116.32
5. Step 5: Solve for x
   x = 5,802,245,116.32/88,042.34
6. Step 6: Final answer
   x = 65,902.90