Finding the Fourth Proportional to 2,638,200.64, 3,957,454.04 and 744,783.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,200.64 : 3,957,454.04 = 744,783.52 : x
2. Step 2: Convert to fraction form
   2,638,200.64/3,957,454.04 = 744,783.52/x
3. Step 3: Cross multiply
   2,638,200.64x = 3,957,454.04 × 744,783.52
4. Step 4: Simplify right side
   2,638,200.64x = 2,947,446,550,149.42
5. Step 5: Solve for x
   x = 2,947,446,550,149.42/2,638,200.64
6. Step 6: Final answer
   x = 1,117,218.50