Finding the Fourth Proportional to 21,404.40, 32,033.70 and 21,404.40

Step by Step Solution

1. Step 1: Write the proportion equation
   21,404.40 : 32,033.70 = 21,404.40 : x
2. Step 2: Convert to fraction form
   21,404.40/32,033.70 = 21,404.40/x
3. Step 3: Cross multiply
   21,404.40x = 32,033.70 × 21,404.40
4. Step 4: Simplify right side
   21,404.40x = 685,662,128.28
5. Step 5: Solve for x
   x = 685,662,128.28/21,404.40
6. Step 6: Final answer
   x = 32,033.70