Finding the Fourth Proportional to 12,988,336.56, 19,482,635.52 and 5,800,234.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,988,336.56 : 19,482,635.52 = 5,800,234.56 : x
2. Step 2: Convert to fraction form
   12,988,336.56/19,482,635.52 = 5,800,234.56/x
3. Step 3: Cross multiply
   12,988,336.56x = 19,482,635.52 × 5,800,234.56
4. Step 4: Simplify right side
   12,988,336.56x = 113,003,855,862,987.56
5. Step 5: Solve for x
   x = 113,003,855,862,987.56/12,988,336.56
6. Step 6: Final answer
   x = 8,700,410.20