Finding the Fourth Proportional to 81,066.32, 111,863.01 and 47,068.17

Step by Step Solution

1. Step 1: Write the proportion equation
   81,066.32 : 111,863.01 = 47,068.17 : x
2. Step 2: Convert to fraction form
   81,066.32/111,863.01 = 47,068.17/x
3. Step 3: Cross multiply
   81,066.32x = 111,863.01 × 47,068.17
4. Step 4: Simplify right side
   81,066.32x = 5,265,187,171.39
5. Step 5: Solve for x
   x = 5,265,187,171.39/81,066.32
6. Step 6: Final answer
   x = 64,949.14