Finding the Fourth Proportional to 8,151.38, 12,227.55 and 2,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,151.38 : 12,227.55 = 2,307.50 : x
2. Step 2: Convert to fraction form
   8,151.38/12,227.55 = 2,307.50/x
3. Step 3: Cross multiply
   8,151.38x = 12,227.55 × 2,307.50
4. Step 4: Simplify right side
   8,151.38x = 28,215,071.63
5. Step 5: Solve for x
   x = 28,215,071.63/8,151.38
6. Step 6: Final answer
   x = 3,461.39