Finding the Fourth Proportional to 2,650,410.80, 3,657,467.12 and 1,619,642.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650,410.80 : 3,657,467.12 = 1,619,642.16 : x
2. Step 2: Convert to fraction form
   2,650,410.80/3,657,467.12 = 1,619,642.16/x
3. Step 3: Cross multiply
   2,650,410.80x = 3,657,467.12 × 1,619,642.16
4. Step 4: Simplify right side
   2,650,410.80x = 5,923,787,946,365.78
5. Step 5: Solve for x
   x = 5,923,787,946,365.78/2,650,410.80
6. Step 6: Final answer
   x = 2,235,045.20