Finding the Fourth Proportional to 14,780.16, 22,181.52 and 5,429.04

Step by Step Solution

1. Step 1: Write the proportion equation
   14,780.16 : 22,181.52 = 5,429.04 : x
2. Step 2: Convert to fraction form
   14,780.16/22,181.52 = 5,429.04/x
3. Step 3: Cross multiply
   14,780.16x = 22,181.52 × 5,429.04
4. Step 4: Simplify right side
   14,780.16x = 120,424,359.34
5. Step 5: Solve for x
   x = 120,424,359.34/14,780.16
6. Step 6: Final answer
   x = 8,147.70