Finding the Fourth Proportional to 2,452,770.72, 3,679,172.48 and 855,327.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452,770.72 : 3,679,172.48 = 855,327.60 : x
2. Step 2: Convert to fraction form
   2,452,770.72/3,679,172.48 = 855,327.60/x
3. Step 3: Cross multiply
   2,452,770.72x = 3,679,172.48 × 855,327.60
4. Step 4: Simplify right side
   2,452,770.72x = 3,146,897,769,442.77
5. Step 5: Solve for x
   x = 3,146,897,769,442.77/2,452,770.72
6. Step 6: Final answer
   x = 1,282,997.12