Finding the Fourth Proportional to 10,233.68, 14,112.52 and 7,870.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.68 : 14,112.52 = 7,870.80 : x
2. Step 2: Convert to fraction form
   10,233.68/14,112.52 = 7,870.80/x
3. Step 3: Cross multiply
   10,233.68x = 14,112.52 × 7,870.80
4. Step 4: Simplify right side
   10,233.68x = 111,076,822.42
5. Step 5: Solve for x
   x = 111,076,822.42/10,233.68
6. Step 6: Final answer
   x = 10,854.04