Finding the Fourth Proportional to 1,150.99, 1,588.32 and 653.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.99 : 1,588.32 = 653.69 : x
2. Step 2: Convert to fraction form
   1,150.99/1,588.32 = 653.69/x
3. Step 3: Cross multiply
   1,150.99x = 1,588.32 × 653.69
4. Step 4: Simplify right side
   1,150.99x = 1,038,272.87
5. Step 5: Solve for x
   x = 1,038,272.87/1,150.99
6. Step 6: Final answer
   x = 902.07