Finding the Fourth Proportional to 1,061.17, 1,592.13 and 476.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.17 : 1,592.13 = 476.12 : x
2. Step 2: Convert to fraction form
   1,061.17/1,592.13 = 476.12/x
3. Step 3: Cross multiply
   1,061.17x = 1,592.13 × 476.12
4. Step 4: Simplify right side
   1,061.17x = 758,044.94
5. Step 5: Solve for x
   x = 758,044.94/1,061.17
6. Step 6: Final answer
   x = 714.35