Finding the Fourth Proportional to 10,713.54, 14,769.47 and 7,875.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,713.54 : 14,769.47 = 7,875.91 : x
2. Step 2: Convert to fraction form
   10,713.54/14,769.47 = 7,875.91/x
3. Step 3: Cross multiply
   10,713.54x = 14,769.47 × 7,875.91
4. Step 4: Simplify right side
   10,713.54x = 116,322,903.24
5. Step 5: Solve for x
   x = 116,322,903.24/10,713.54
6. Step 6: Final answer
   x = 10,857.56