Finding the Fourth Proportional to 5,390,662.44, 7,439,139.72 and 2,943,323.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,390,662.44 : 7,439,139.72 = 2,943,323.04 : x
2. Step 2: Convert to fraction form
   5,390,662.44/7,439,139.72 = 2,943,323.04/x
3. Step 3: Cross multiply
   5,390,662.44x = 7,439,139.72 × 2,943,323.04
4. Step 4: Simplify right side
   5,390,662.44x = 21,895,791,335,655.15
5. Step 5: Solve for x
   x = 21,895,791,335,655.15/5,390,662.44
6. Step 6: Final answer
   x = 4,061,799.75