Finding the Fourth Proportional to 3,912,773.58, 5,399,128.71 and 2,280,772.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912,773.58 : 5,399,128.71 = 2,280,772.62 : x
2. Step 2: Convert to fraction form
   3,912,773.58/5,399,128.71 = 2,280,772.62/x
3. Step 3: Cross multiply
   3,912,773.58x = 5,399,128.71 × 2,280,772.62
4. Step 4: Simplify right side
   3,912,773.58x = 12,314,184,933,623.92
5. Step 5: Solve for x
   x = 12,314,184,933,623.92/3,912,773.58
6. Step 6: Final answer
   x = 3,147,175.45