Finding the Fourth Proportional to 14,068.42, 21,096.12 and 5,181.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,068.42 : 21,096.12 = 5,181.50 : x
2. Step 2: Convert to fraction form
   14,068.42/21,096.12 = 5,181.50/x
3. Step 3: Cross multiply
   14,068.42x = 21,096.12 × 5,181.50
4. Step 4: Simplify right side
   14,068.42x = 109,309,598.52
5. Step 5: Solve for x
   x = 109,309,598.52/14,068.42
6. Step 6: Final answer
   x = 7,769.86