Finding the Fourth Proportional to 8,894.34, 12,274.86 and 5,118.66

Step by Step Solution

1. Step 1: Write the proportion equation
   8,894.34 : 12,274.86 = 5,118.66 : x
2. Step 2: Convert to fraction form
   8,894.34/12,274.86 = 5,118.66/x
3. Step 3: Cross multiply
   8,894.34x = 12,274.86 × 5,118.66
4. Step 4: Simplify right side
   8,894.34x = 62,830,834.89
5. Step 5: Solve for x
   x = 62,830,834.89/8,894.34
6. Step 6: Final answer
   x = 7,064.14