Finding the Fourth Proportional to 1,306,499.46, 1,957,911.30 and 1,039,073.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,499.46 : 1,957,911.30 = 1,039,073.10 : x
2. Step 2: Convert to fraction form
   1,306,499.46/1,957,911.30 = 1,039,073.10/x
3. Step 3: Cross multiply
   1,306,499.46x = 1,957,911.30 × 1,039,073.10
4. Step 4: Simplify right side
   1,306,499.46x = 2,034,412,964,016.03
5. Step 5: Solve for x
   x = 2,034,412,964,016.03/1,306,499.46
6. Step 6: Final answer
   x = 1,557,147.96