Finding the Fourth Proportional to 1,957.34, 2,935.86 and 724.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,957.34 : 2,935.86 = 724.17 : x
2. Step 2: Convert to fraction form
   1,957.34/2,935.86 = 724.17/x
3. Step 3: Cross multiply
   1,957.34x = 2,935.86 × 724.17
4. Step 4: Simplify right side
   1,957.34x = 2,126,061.74
5. Step 5: Solve for x
   x = 2,126,061.74/1,957.34
6. Step 6: Final answer
   x = 1,086.20