Finding the Fourth Proportional to 10,788, 14,888.88 and 7,064.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788 : 14,888.88 = 7,064.16 : x
2. Step 2: Convert to fraction form
   10,788/14,888.88 = 7,064.16/x
3. Step 3: Cross multiply
   10,788x = 14,888.88 × 7,064.16
4. Step 4: Simplify right side
   10,788x = 105,177,430.54
5. Step 5: Solve for x
   x = 105,177,430.54/10,788
6. Step 6: Final answer
   x = 9,749.48