Finding the Fourth Proportional to 10,530.84, 14,532.51 and 5,815.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,530.84 : 14,532.51 = 5,815.10 : x
2. Step 2: Convert to fraction form
   10,530.84/14,532.51 = 5,815.10/x
3. Step 3: Cross multiply
   10,530.84x = 14,532.51 × 5,815.10
4. Step 4: Simplify right side
   10,530.84x = 84,507,926.24
5. Step 5: Solve for x
   x = 84,507,926.24/10,530.84
6. Step 6: Final answer
   x = 8,024.80