Finding the Fourth Proportional to 13,429.09, 18,532.50 and 7,461.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,429.09 : 18,532.50 = 7,461.32 : x
2. Step 2: Convert to fraction form
   13,429.09/18,532.50 = 7,461.32/x
3. Step 3: Cross multiply
   13,429.09x = 18,532.50 × 7,461.32
4. Step 4: Simplify right side
   13,429.09x = 138,276,792.26
5. Step 5: Solve for x
   x = 138,276,792.26/13,429.09
6. Step 6: Final answer
   x = 10,296.81