Finding the Fourth Proportional to 2,604,586.05, 3,907,026.51 and 807,724.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,586.05 : 3,907,026.51 = 807,724.98 : x
2. Step 2: Convert to fraction form
   2,604,586.05/3,907,026.51 = 807,724.98/x
3. Step 3: Cross multiply
   2,604,586.05x = 3,907,026.51 × 807,724.98
4. Step 4: Simplify right side
   2,604,586.05x = 3,155,802,909,649.22
5. Step 5: Solve for x
   x = 3,155,802,909,649.22/2,604,586.05
6. Step 6: Final answer
   x = 1,211,633.19