Finding the Fourth Proportional to 2,059.59, 3,088.50 and 653.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.59 : 3,088.50 = 653.69 : x
2. Step 2: Convert to fraction form
   2,059.59/3,088.50 = 653.69/x
3. Step 3: Cross multiply
   2,059.59x = 3,088.50 × 653.69
4. Step 4: Simplify right side
   2,059.59x = 2,018,906.12
5. Step 5: Solve for x
   x = 2,018,906.12/2,059.59
6. Step 6: Final answer
   x = 980.25