Finding the Fourth Proportional to 2,604,581.53, 3,907,019.76 and 807,720.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,581.53 : 3,907,019.76 = 807,720.46 : x
2. Step 2: Convert to fraction form
   2,604,581.53/3,907,019.76 = 807,720.46/x
3. Step 3: Cross multiply
   2,604,581.53x = 3,907,019.76 × 807,720.46
4. Step 4: Simplify right side
   2,604,581.53x = 3,155,779,789,523.22
5. Step 5: Solve for x
   x = 3,155,779,789,523.22/2,604,581.53
6. Step 6: Final answer
   x = 1,211,626.42