Finding the Fourth Proportional to 5,198,851.02, 7,799,667.57 and 1,604,472.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,198,851.02 : 7,799,667.57 = 1,604,472.78 : x
2. Step 2: Convert to fraction form
   5,198,851.02/7,799,667.57 = 1,604,472.78/x
3. Step 3: Cross multiply
   5,198,851.02x = 7,799,667.57 × 1,604,472.78
4. Step 4: Simplify right side
   5,198,851.02x = 12,514,354,309,113.75
5. Step 5: Solve for x
   x = 12,514,354,309,113.75/5,198,851.02
6. Step 6: Final answer
   x = 2,407,138.47