Finding the Fourth Proportional to 10,870.94, 15,003.41 and 6,892.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870.94 : 15,003.41 = 6,892.43 : x
2. Step 2: Convert to fraction form
   10,870.94/15,003.41 = 6,892.43/x
3. Step 3: Cross multiply
   10,870.94x = 15,003.41 × 6,892.43
4. Step 4: Simplify right side
   10,870.94x = 103,409,843.71
5. Step 5: Solve for x
   x = 103,409,843.71/10,870.94
6. Step 6: Final answer
   x = 9,512.50