Finding the Fourth Proportional to 1,157.02, 1,596.69 and 714.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157.02 : 1,596.69 = 714.82 : x
2. Step 2: Convert to fraction form
   1,157.02/1,596.69 = 714.82/x
3. Step 3: Cross multiply
   1,157.02x = 1,596.69 × 714.82
4. Step 4: Simplify right side
   1,157.02x = 1,141,345.95
5. Step 5: Solve for x
   x = 1,141,345.95/1,157.02
6. Step 6: Final answer
   x = 986.45