Finding the Fourth Proportional to 2,668,652, 4,003,392.72 and 896,138.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,668,652 : 4,003,392.72 = 896,138.72 : x
2. Step 2: Convert to fraction form
   2,668,652/4,003,392.72 = 896,138.72/x
3. Step 3: Cross multiply
   2,668,652x = 4,003,392.72 × 896,138.72
4. Step 4: Simplify right side
   2,668,652x = 3,587,595,227,758.12
5. Step 5: Solve for x
   x = 3,587,595,227,758.12/2,668,652
6. Step 6: Final answer
   x = 1,344,347.34