Finding the Fourth Proportional to 2,685,342.78, 4,028,014.17 and 791,936.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,342.78 : 4,028,014.17 = 791,936.60 : x
2. Step 2: Convert to fraction form
   2,685,342.78/4,028,014.17 = 791,936.60/x
3. Step 3: Cross multiply
   2,685,342.78x = 4,028,014.17 × 791,936.60
4. Step 4: Simplify right side
   2,685,342.78x = 3,189,931,826,401.55
5. Step 5: Solve for x
   x = 3,189,931,826,401.55/2,685,342.78
6. Step 6: Final answer
   x = 1,187,904.89