Finding the Fourth Proportional to 1,151.17, 1,588.69 and 653.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151.17 : 1,588.69 = 653.83 : x
2. Step 2: Convert to fraction form
   1,151.17/1,588.69 = 653.83/x
3. Step 3: Cross multiply
   1,151.17x = 1,588.69 × 653.83
4. Step 4: Simplify right side
   1,151.17x = 1,038,733.18
5. Step 5: Solve for x
   x = 1,038,733.18/1,151.17
6. Step 6: Final answer
   x = 902.33