Finding the Fourth Proportional to 14,642.03, 21,966.53 and 4,781.30

Step by Step Solution

1. Step 1: Write the proportion equation
   14,642.03 : 21,966.53 = 4,781.30 : x
2. Step 2: Convert to fraction form
   14,642.03/21,966.53 = 4,781.30/x
3. Step 3: Cross multiply
   14,642.03x = 21,966.53 × 4,781.30
4. Step 4: Simplify right side
   14,642.03x = 105,028,436.15
5. Step 5: Solve for x
   x = 105,028,436.15/14,642.03
6. Step 6: Final answer
   x = 7,173.08