Finding the Fourth Proportional to 8,790.62, 12,131.34 and 5,014.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,790.62 : 12,131.34 = 5,014.34 : x
2. Step 2: Convert to fraction form
   8,790.62/12,131.34 = 5,014.34/x
3. Step 3: Cross multiply
   8,790.62x = 12,131.34 × 5,014.34
4. Step 4: Simplify right side
   8,790.62x = 60,830,663.42
5. Step 5: Solve for x
   x = 60,830,663.42/8,790.62
6. Step 6: Final answer
   x = 6,919.95