Finding the Fourth Proportional to 1,622.59, 2,238.82 and 1,032.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,622.59 : 2,238.82 = 1,032.91 : x
2. Step 2: Convert to fraction form
   1,622.59/2,238.82 = 1,032.91/x
3. Step 3: Cross multiply
   1,622.59x = 2,238.82 × 1,032.91
4. Step 4: Simplify right side
   1,622.59x = 2,312,499.57
5. Step 5: Solve for x
   x = 2,312,499.57/1,622.59
6. Step 6: Final answer
   x = 1,425.19