Finding the Fourth Proportional to 12,409.98, 18,610.74 and 5,012.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,409.98 : 18,610.74 = 5,012.52 : x
2. Step 2: Convert to fraction form
   12,409.98/18,610.74 = 5,012.52/x
3. Step 3: Cross multiply
   12,409.98x = 18,610.74 × 5,012.52
4. Step 4: Simplify right side
   12,409.98x = 93,286,706.46
5. Step 5: Solve for x
   x = 93,286,706.46/12,409.98
6. Step 6: Final answer
   x = 7,517.07