Finding the Fourth Proportional to 5,087,499.12, 7,629,615.18 and 1,674,991.80

Step by Step Solution

1. Step 1: Write the proportion equation
   5,087,499.12 : 7,629,615.18 = 1,674,991.80 : x
2. Step 2: Convert to fraction form
   5,087,499.12/7,629,615.18 = 1,674,991.80/x
3. Step 3: Cross multiply
   5,087,499.12x = 7,629,615.18 × 1,674,991.80
4. Step 4: Simplify right side
   5,087,499.12x = 12,779,542,863,655.52
5. Step 5: Solve for x
   x = 12,779,542,863,655.52/5,087,499.12
6. Step 6: Final answer
   x = 2,511,949.89