Finding the Fourth Proportional to 5,465,148.72, 7,542,570.20 and 3,173,309.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,465,148.72 : 7,542,570.20 = 3,173,309.42 : x
2. Step 2: Convert to fraction form
   5,465,148.72/7,542,570.20 = 3,173,309.42/x
3. Step 3: Cross multiply
   5,465,148.72x = 7,542,570.20 × 3,173,309.42
4. Step 4: Simplify right side
   5,465,148.72x = 23,934,909,013,091.89
5. Step 5: Solve for x
   x = 23,934,909,013,091.89/5,465,148.72
6. Step 6: Final answer
   x = 4,379,553.10