Finding the Fourth Proportional to 1,491,085.30, 2,234,003.55 and 1,281,133.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491,085.30 : 2,234,003.55 = 1,281,133.30 : x
2. Step 2: Convert to fraction form
   1,491,085.30/2,234,003.55 = 1,281,133.30/x
3. Step 3: Cross multiply
   1,491,085.30x = 2,234,003.55 × 1,281,133.30
4. Step 4: Simplify right side
   1,491,085.30x = 2,862,056,340,223.22
5. Step 5: Solve for x
   x = 2,862,056,340,223.22/1,491,085.30
6. Step 6: Final answer
   x = 1,919,445.08