Finding the Fourth Proportional to 3,018,801.72, 4,165,694.22 and 1,778,215.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,018,801.72 : 4,165,694.22 = 1,778,215.05 : x
2. Step 2: Convert to fraction form
   3,018,801.72/4,165,694.22 = 1,778,215.05/x
3. Step 3: Cross multiply
   3,018,801.72x = 4,165,694.22 × 1,778,215.05
4. Step 4: Simplify right side
   3,018,801.72x = 7,407,500,155,702.01
5. Step 5: Solve for x
   x = 7,407,500,155,702.01/3,018,801.72
6. Step 6: Final answer
   x = 2,453,788.24