Finding the Fourth Proportional to 82,920.24, 114,433.02 and 47,116.32

Step by Step Solution

1. Step 1: Write the proportion equation
   82,920.24 : 114,433.02 = 47,116.32 : x
2. Step 2: Convert to fraction form
   82,920.24/114,433.02 = 47,116.32/x
3. Step 3: Cross multiply
   82,920.24x = 114,433.02 × 47,116.32
4. Step 4: Simplify right side
   82,920.24x = 5,391,662,788.89
5. Step 5: Solve for x
   x = 5,391,662,788.89/82,920.24
6. Step 6: Final answer
   x = 65,022.28