Finding the Fourth Proportional to 2,681,539.30, 4,022,406.15 and 788,472.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681,539.30 : 4,022,406.15 = 788,472.10 : x
2. Step 2: Convert to fraction form
   2,681,539.30/4,022,406.15 = 788,472.10/x
3. Step 3: Cross multiply
   2,681,539.30x = 4,022,406.15 × 788,472.10
4. Step 4: Simplify right side
   2,681,539.30x = 3,171,555,024,143.42
5. Step 5: Solve for x
   x = 3,171,555,024,143.42/2,681,539.30
6. Step 6: Final answer
   x = 1,182,736.73