Finding the Fourth Proportional to 1,359.50, 1,877.19 and 1,066.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.50 : 1,877.19 = 1,066.28 : x
2. Step 2: Convert to fraction form
   1,359.50/1,877.19 = 1,066.28/x
3. Step 3: Cross multiply
   1,359.50x = 1,877.19 × 1,066.28
4. Step 4: Simplify right side
   1,359.50x = 2,001,610.15
5. Step 5: Solve for x
   x = 2,001,610.15/1,359.50
6. Step 6: Final answer
   x = 1,472.31