Finding the Fourth Proportional to 10,006.30, 13,808.73 and 5,530.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,006.30 : 13,808.73 = 5,530.06 : x
2. Step 2: Convert to fraction form
   10,006.30/13,808.73 = 5,530.06/x
3. Step 3: Cross multiply
   10,006.30x = 13,808.73 × 5,530.06
4. Step 4: Simplify right side
   10,006.30x = 76,363,105.42
5. Step 5: Solve for x
   x = 76,363,105.42/10,006.30
6. Step 6: Final answer
   x = 7,631.50