Finding the Fourth Proportional to 783,306, 1,080,968.88 and 425,610

Step by Step Solution

1. Step 1: Write the proportion equation
   783,306 : 1,080,968.88 = 425,610 : x
2. Step 2: Convert to fraction form
   783,306/1,080,968.88 = 425,610/x
3. Step 3: Cross multiply
   783,306x = 1,080,968.88 × 425,610
4. Step 4: Simplify right side
   783,306x = 460,071,165,016.80
5. Step 5: Solve for x
   x = 460,071,165,016.80/783,306
6. Step 6: Final answer
   x = 587,345.39