Finding the Fourth Proportional to 2,943,258.88, 4,423,385.86 and 2,738,921.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,943,258.88 : 4,423,385.86 = 2,738,921.72 : x
2. Step 2: Convert to fraction form
   2,943,258.88/4,423,385.86 = 2,738,921.72/x
3. Step 3: Cross multiply
   2,943,258.88x = 4,423,385.86 × 2,738,921.72
4. Step 4: Simplify right side
   2,943,258.88x = 12,115,307,607,894.88
5. Step 5: Solve for x
   x = 12,115,307,607,894.88/2,943,258.88
6. Step 6: Final answer
   x = 4,116,290.17