Finding the Fourth Proportional to 4,026,816, 5,557,007.00 and 2,215,980

Step by Step Solution

1. Step 1: Write the proportion equation
   4,026,816 : 5,557,007.00 = 2,215,980 : x
2. Step 2: Convert to fraction form
   4,026,816/5,557,007.00 = 2,215,980/x
3. Step 3: Cross multiply
   4,026,816x = 5,557,007.00 × 2,215,980
4. Step 4: Simplify right side
   4,026,816x = 12,314,216,360,780.10
5. Step 5: Solve for x
   x = 12,314,216,360,780.10/4,026,816
6. Step 6: Final answer
   x = 3,058,052.90