Finding the Fourth Proportional to 8,967.16, 12,374.22 and 5,187.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,967.16 : 12,374.22 = 5,187.52 : x
2. Step 2: Convert to fraction form
   8,967.16/12,374.22 = 5,187.52/x
3. Step 3: Cross multiply
   8,967.16x = 12,374.22 × 5,187.52
4. Step 4: Simplify right side
   8,967.16x = 64,191,513.73
5. Step 5: Solve for x
   x = 64,191,513.73/8,967.16
6. Step 6: Final answer
   x = 7,158.51