Finding the Fourth Proportional to 10,878.84, 15,015.46 and 7,303.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,878.84 : 15,015.46 = 7,303.87 : x
2. Step 2: Convert to fraction form
   10,878.84/15,015.46 = 7,303.87/x
3. Step 3: Cross multiply
   10,878.84x = 15,015.46 × 7,303.87
4. Step 4: Simplify right side
   10,878.84x = 109,670,965.34
5. Step 5: Solve for x
   x = 109,670,965.34/10,878.84
6. Step 6: Final answer
   x = 10,081.12