Finding the Fourth Proportional to 12,505.98, 18,757.59 and 5,012.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,505.98 : 18,757.59 = 5,012.69 : x
2. Step 2: Convert to fraction form
   12,505.98/18,757.59 = 5,012.69/x
3. Step 3: Cross multiply
   12,505.98x = 18,757.59 × 5,012.69
4. Step 4: Simplify right side
   12,505.98x = 94,025,890.03
5. Step 5: Solve for x
   x = 94,025,890.03/12,505.98
6. Step 6: Final answer
   x = 7,518.47