Finding the Fourth Proportional to 71,695.59, 98,964.52 and 43,401.28

Step by Step Solution

1. Step 1: Write the proportion equation
   71,695.59 : 98,964.52 = 43,401.28 : x
2. Step 2: Convert to fraction form
   71,695.59/98,964.52 = 43,401.28/x
3. Step 3: Cross multiply
   71,695.59x = 98,964.52 × 43,401.28
4. Step 4: Simplify right side
   71,695.59x = 4,295,186,842.59
5. Step 5: Solve for x
   x = 4,295,186,842.59/71,695.59
6. Step 6: Final answer
   x = 59,908.66