Finding the Fourth Proportional to 2,748,054.50, 4,122,116.81 and 726,280.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748,054.50 : 4,122,116.81 = 726,280.94 : x
2. Step 2: Convert to fraction form
   2,748,054.50/4,122,116.81 = 726,280.94/x
3. Step 3: Cross multiply
   2,748,054.50x = 4,122,116.81 × 726,280.94
4. Step 4: Simplify right side
   2,748,054.50x = 2,993,814,847,314.61
5. Step 5: Solve for x
   x = 2,993,814,847,314.61/2,748,054.50
6. Step 6: Final answer
   x = 1,089,430.67