Finding the Fourth Proportional to 12,493.98, 18,750.17 and 5,920.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,493.98 : 18,750.17 = 5,920.16 : x
2. Step 2: Convert to fraction form
   12,493.98/18,750.17 = 5,920.16/x
3. Step 3: Cross multiply
   12,493.98x = 18,750.17 × 5,920.16
4. Step 4: Simplify right side
   12,493.98x = 111,003,927.48
5. Step 5: Solve for x
   x = 111,003,927.48/12,493.98
6. Step 6: Final answer
   x = 8,884.59