Finding the Fourth Proportional to 14,060.90, 19,404.06 and 7,687.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,060.90 : 19,404.06 = 7,687.56 : x
2. Step 2: Convert to fraction form
   14,060.90/19,404.06 = 7,687.56/x
3. Step 3: Cross multiply
   14,060.90x = 19,404.06 × 7,687.56
4. Step 4: Simplify right side
   14,060.90x = 149,169,875.49
5. Step 5: Solve for x
   x = 149,169,875.49/14,060.90
6. Step 6: Final answer
   x = 10,608.84