Finding the Fourth Proportional to 13,468.84, 18,587.46 and 7,500.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,468.84 : 18,587.46 = 7,500.28 : x
2. Step 2: Convert to fraction form
   13,468.84/18,587.46 = 7,500.28/x
3. Step 3: Cross multiply
   13,468.84x = 18,587.46 × 7,500.28
4. Step 4: Simplify right side
   13,468.84x = 139,411,154.49
5. Step 5: Solve for x
   x = 139,411,154.49/13,468.84
6. Step 6: Final answer
   x = 10,350.64