Finding the Fourth Proportional to 10,250.64, 14,152.32 and 7,888.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,250.64 : 14,152.32 = 7,888.32 : x
2. Step 2: Convert to fraction form
   10,250.64/14,152.32 = 7,888.32/x
3. Step 3: Cross multiply
   10,250.64x = 14,152.32 × 7,888.32
4. Step 4: Simplify right side
   10,250.64x = 111,638,028.90
5. Step 5: Solve for x
   x = 111,638,028.90/10,250.64
6. Step 6: Final answer
   x = 10,890.84