Finding the Fourth Proportional to 10,302.84, 14,217.80 and 5,587.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,302.84 : 14,217.80 = 5,587.07 : x
2. Step 2: Convert to fraction form
   10,302.84/14,217.80 = 5,587.07/x
3. Step 3: Cross multiply
   10,302.84x = 14,217.80 × 5,587.07
4. Step 4: Simplify right side
   10,302.84x = 79,435,744.82
5. Step 5: Solve for x
   x = 79,435,744.82/10,302.84
6. Step 6: Final answer
   x = 7,710.08