Finding the Fourth Proportional to 1,060.34, 1,591.02 and 649.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.34 : 1,591.02 = 649.25 : x
2. Step 2: Convert to fraction form
   1,060.34/1,591.02 = 649.25/x
3. Step 3: Cross multiply
   1,060.34x = 1,591.02 × 649.25
4. Step 4: Simplify right side
   1,060.34x = 1,032,961.78
5. Step 5: Solve for x
   x = 1,032,961.78/1,060.34
6. Step 6: Final answer
   x = 974.18