Finding the Fourth Proportional to 3,778,456.42, 5,664,328.11 and 1,472,415.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,778,456.42 : 5,664,328.11 = 1,472,415.72 : x
2. Step 2: Convert to fraction form
   3,778,456.42/5,664,328.11 = 1,472,415.72/x
3. Step 3: Cross multiply
   3,778,456.42x = 5,664,328.11 × 1,472,415.72
4. Step 4: Simplify right side
   3,778,456.42x = 8,340,245,752,401.89
5. Step 5: Solve for x
   x = 8,340,245,752,401.89/3,778,456.42
6. Step 6: Final answer
   x = 2,207,315.59