Finding the Fourth Proportional to 32,783.99, 49,104.90 and 20,307.15

Step by Step Solution

1. Step 1: Write the proportion equation
   32,783.99 : 49,104.90 = 20,307.15 : x
2. Step 2: Convert to fraction form
   32,783.99/49,104.90 = 20,307.15/x
3. Step 3: Cross multiply
   32,783.99x = 49,104.90 × 20,307.15
4. Step 4: Simplify right side
   32,783.99x = 997,180,570.04
5. Step 5: Solve for x
   x = 997,180,570.04/32,783.99
6. Step 6: Final answer
   x = 30,416.70