Finding the Fourth Proportional to 12,493.02, 18,748.74 and 5,919.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,493.02 : 18,748.74 = 5,919.18 : x
2. Step 2: Convert to fraction form
   12,493.02/18,748.74 = 5,919.18/x
3. Step 3: Cross multiply
   12,493.02x = 18,748.74 × 5,919.18
4. Step 4: Simplify right side
   12,493.02x = 110,977,166.83
5. Step 5: Solve for x
   x = 110,977,166.83/12,493.02
6. Step 6: Final answer
   x = 8,883.13