Finding the Fourth Proportional to 8,820.64, 12,172.67 and 5,044.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,820.64 : 12,172.67 = 5,044.15 : x
2. Step 2: Convert to fraction form
   8,820.64/12,172.67 = 5,044.15/x
3. Step 3: Cross multiply
   8,820.64x = 12,172.67 × 5,044.15
4. Step 4: Simplify right side
   8,820.64x = 61,400,755.56
5. Step 5: Solve for x
   x = 61,400,755.56/8,820.64
6. Step 6: Final answer
   x = 6,961.03