Finding the Fourth Proportional to 5,139,499.68, 7,092,016.56 and 2,847,614.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,139,499.68 : 7,092,016.56 = 2,847,614.40 : x
2. Step 2: Convert to fraction form
   5,139,499.68/7,092,016.56 = 2,847,614.40/x
3. Step 3: Cross multiply
   5,139,499.68x = 7,092,016.56 × 2,847,614.40
4. Step 4: Simplify right side
   5,139,499.68x = 20,195,328,481,294.46
5. Step 5: Solve for x
   x = 20,195,328,481,294.46/5,139,499.68
6. Step 6: Final answer
   x = 3,929,434.72