Finding the Fourth Proportional to 1,061.02, 1,592.10 and 713.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.02 : 1,592.10 = 713.50 : x
2. Step 2: Convert to fraction form
   1,061.02/1,592.10 = 713.50/x
3. Step 3: Cross multiply
   1,061.02x = 1,592.10 × 713.50
4. Step 4: Simplify right side
   1,061.02x = 1,135,963.35
5. Step 5: Solve for x
   x = 1,135,963.35/1,061.02
6. Step 6: Final answer
   x = 1,070.63