Finding the Fourth Proportional to 10,615.84, 15,923.49 and 5,073.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,615.84 : 15,923.49 = 5,073.10 : x
2. Step 2: Convert to fraction form
   10,615.84/15,923.49 = 5,073.10/x
3. Step 3: Cross multiply
   10,615.84x = 15,923.49 × 5,073.10
4. Step 4: Simplify right side
   10,615.84x = 80,781,457.12
5. Step 5: Solve for x
   x = 80,781,457.12/10,615.84
6. Step 6: Final answer
   x = 7,609.52