Finding the Fourth Proportional to 10,663.56, 16,002.24 and 4,820.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.56 : 16,002.24 = 4,820.22 : x
2. Step 2: Convert to fraction form
   10,663.56/16,002.24 = 4,820.22/x
3. Step 3: Cross multiply
   10,663.56x = 16,002.24 × 4,820.22
4. Step 4: Simplify right side
   10,663.56x = 77,134,317.29
5. Step 5: Solve for x
   x = 77,134,317.29/10,663.56
6. Step 6: Final answer
   x = 7,233.45