Finding the Fourth Proportional to 23,037.48, 31,783.59 and 15,084.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,037.48 : 31,783.59 = 15,084.09 : x
2. Step 2: Convert to fraction form
   23,037.48/31,783.59 = 15,084.09/x
3. Step 3: Cross multiply
   23,037.48x = 31,783.59 × 15,084.09
4. Step 4: Simplify right side
   23,037.48x = 479,426,532.08
5. Step 5: Solve for x
   x = 479,426,532.08/23,037.48
6. Step 6: Final answer
   x = 20,810.72