Finding the Fourth Proportional to 13,762.18, 18,990.51 and 7,792.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,762.18 : 18,990.51 = 7,792.69 : x
2. Step 2: Convert to fraction form
   13,762.18/18,990.51 = 7,792.69/x
3. Step 3: Cross multiply
   13,762.18x = 18,990.51 × 7,792.69
4. Step 4: Simplify right side
   13,762.18x = 147,987,157.37
5. Step 5: Solve for x
   x = 147,987,157.37/13,762.18
6. Step 6: Final answer
   x = 10,753.18