Finding the Fourth Proportional to 1,150.42, 1,587.61 and 653.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.42 : 1,587.61 = 653.08 : x
2. Step 2: Convert to fraction form
   1,150.42/1,587.61 = 653.08/x
3. Step 3: Cross multiply
   1,150.42x = 1,587.61 × 653.08
4. Step 4: Simplify right side
   1,150.42x = 1,036,830.74
5. Step 5: Solve for x
   x = 1,036,830.74/1,150.42
6. Step 6: Final answer
   x = 901.26