Finding the Fourth Proportional to 2,604,554.27, 3,906,979.03 and 807,693.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,554.27 : 3,906,979.03 = 807,693.20 : x
2. Step 2: Convert to fraction form
   2,604,554.27/3,906,979.03 = 807,693.20/x
3. Step 3: Cross multiply
   2,604,554.27x = 3,906,979.03 × 807,693.20
4. Step 4: Simplify right side
   2,604,554.27x = 3,155,640,395,073.60
5. Step 5: Solve for x
   x = 3,155,640,395,073.60/2,604,554.27
6. Step 6: Final answer
   x = 1,211,585.58