Finding the Fourth Proportional to 12,501.48, 17,257.50 and 7,788.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,501.48 : 17,257.50 = 7,788.84 : x
2. Step 2: Convert to fraction form
   12,501.48/17,257.50 = 7,788.84/x
3. Step 3: Cross multiply
   12,501.48x = 17,257.50 × 7,788.84
4. Step 4: Simplify right side
   12,501.48x = 134,415,906.30
5. Step 5: Solve for x
   x = 134,415,906.30/12,501.48
6. Step 6: Final answer
   x = 10,752.00