Finding the Fourth Proportional to 14,379.95, 21,552.42 and 7,700.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,379.95 : 21,552.42 = 7,700.03 : x
2. Step 2: Convert to fraction form
   14,379.95/21,552.42 = 7,700.03/x
3. Step 3: Cross multiply
   14,379.95x = 21,552.42 × 7,700.03
4. Step 4: Simplify right side
   14,379.95x = 165,954,172.81
5. Step 5: Solve for x
   x = 165,954,172.81/14,379.95
6. Step 6: Final answer
   x = 11,540.67