Finding the Fourth Proportional to 4,078,521.50, 5,628,359.67 and 2,267,685.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,078,521.50 : 5,628,359.67 = 2,267,685.50 : x
2. Step 2: Convert to fraction form
   4,078,521.50/5,628,359.67 = 2,267,685.50/x
3. Step 3: Cross multiply
   4,078,521.50x = 5,628,359.67 × 2,267,685.50
4. Step 4: Simplify right side
   4,078,521.50x = 12,763,349,612,443.79
5. Step 5: Solve for x
   x = 12,763,349,612,443.79/4,078,521.50
6. Step 6: Final answer
   x = 3,129,405.99