Finding the Fourth Proportional to 12,401.28, 18,594.63 and 5,005.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401.28 : 18,594.63 = 5,005.98 : x
2. Step 2: Convert to fraction form
   12,401.28/18,594.63 = 5,005.98/x
3. Step 3: Cross multiply
   12,401.28x = 18,594.63 × 5,005.98
4. Step 4: Simplify right side
   12,401.28x = 93,084,345.89
5. Step 5: Solve for x
   x = 93,084,345.89/12,401.28
6. Step 6: Final answer
   x = 7,506.03