Finding the Fourth Proportional to 13,483.29, 18,607.58 and 7,515.00

Step by Step Solution

1. Step 1: Write the proportion equation
   13,483.29 : 18,607.58 = 7,515.00 : x
2. Step 2: Convert to fraction form
   13,483.29/18,607.58 = 7,515.00/x
3. Step 3: Cross multiply
   13,483.29x = 18,607.58 × 7,515.00
4. Step 4: Simplify right side
   13,483.29x = 139,836,024.08
5. Step 5: Solve for x
   x = 139,836,024.08/13,483.29
6. Step 6: Final answer
   x = 10,371.06