Finding the Fourth Proportional to 82,919.80, 114,451.68 and 47,111.32

Step by Step Solution

1. Step 1: Write the proportion equation
   82,919.80 : 114,451.68 = 47,111.32 : x
2. Step 2: Convert to fraction form
   82,919.80/114,451.68 = 47,111.32/x
3. Step 3: Cross multiply
   82,919.80x = 114,451.68 × 47,111.32
4. Step 4: Simplify right side
   82,919.80x = 5,391,969,721.02
5. Step 5: Solve for x
   x = 5,391,969,721.02/82,919.80
6. Step 6: Final answer
   x = 65,026.32