Finding the Fourth Proportional to 10,777.61, 14,872.94 and 6,061.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,777.61 : 14,872.94 = 6,061.89 : x
2. Step 2: Convert to fraction form
   10,777.61/14,872.94 = 6,061.89/x
3. Step 3: Cross multiply
   10,777.61x = 14,872.94 × 6,061.89
4. Step 4: Simplify right side
   10,777.61x = 90,158,095.95
5. Step 5: Solve for x
   x = 90,158,095.95/10,777.61
6. Step 6: Final answer
   x = 8,365.32