Finding the Fourth Proportional to 13,496.00, 18,624.68 and 7,528.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,496.00 : 18,624.68 = 7,528.13 : x
2. Step 2: Convert to fraction form
   13,496.00/18,624.68 = 7,528.13/x
3. Step 3: Cross multiply
   13,496.00x = 18,624.68 × 7,528.13
4. Step 4: Simplify right side
   13,496.00x = 140,208,881.48
5. Step 5: Solve for x
   x = 140,208,881.48/13,496.00
6. Step 6: Final answer
   x = 10,388.93