Finding the Fourth Proportional to 1,026.86, 1,417.22 and 654.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026.86 : 1,417.22 = 654.00 : x
2. Step 2: Convert to fraction form
   1,026.86/1,417.22 = 654.00/x
3. Step 3: Cross multiply
   1,026.86x = 1,417.22 × 654.00
4. Step 4: Simplify right side
   1,026.86x = 926,854.79
5. Step 5: Solve for x
   x = 926,854.79/1,026.86
6. Step 6: Final answer
   x = 902.62