Finding the Fourth Proportional to 2,591,150.40, 3,886,613.34 and 885,445.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,150.40 : 3,886,613.34 = 885,445.92 : x
2. Step 2: Convert to fraction form
   2,591,150.40/3,886,613.34 = 885,445.92/x
3. Step 3: Cross multiply
   2,591,150.40x = 3,886,613.34 × 885,445.92
4. Step 4: Simplify right side
   2,591,150.40x = 3,441,385,924,520.57
5. Step 5: Solve for x
   x = 3,441,385,924,520.57/2,591,150.40
6. Step 6: Final answer
   x = 1,328,130.52