Finding the Fourth Proportional to 9,123.08, 13,682.79 and 2,547.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123.08 : 13,682.79 = 2,547.50 : x
2. Step 2: Convert to fraction form
   9,123.08/13,682.79 = 2,547.50/x
3. Step 3: Cross multiply
   9,123.08x = 13,682.79 × 2,547.50
4. Step 4: Simplify right side
   9,123.08x = 34,856,839.11
5. Step 5: Solve for x
   x = 34,856,839.11/9,123.08
6. Step 6: Final answer
   x = 3,820.73