Finding the Fourth Proportional to 14,775.31, 20,389.98 and 8,061.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,775.31 : 20,389.98 = 8,061.08 : x
2. Step 2: Convert to fraction form
   14,775.31/20,389.98 = 8,061.08/x
3. Step 3: Cross multiply
   14,775.31x = 20,389.98 × 8,061.08
4. Step 4: Simplify right side
   14,775.31x = 164,365,259.98
5. Step 5: Solve for x
   x = 164,365,259.98/14,775.31
6. Step 6: Final answer
   x = 11,124.32