Finding the Fourth Proportional to 32,936.06, 45,406.59 and 20,830.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,936.06 : 45,406.59 = 20,830.50 : x
2. Step 2: Convert to fraction form
   32,936.06/45,406.59 = 20,830.50/x
3. Step 3: Cross multiply
   32,936.06x = 45,406.59 × 20,830.50
4. Step 4: Simplify right side
   32,936.06x = 945,841,973.00
5. Step 5: Solve for x
   x = 945,841,973.00/32,936.06
6. Step 6: Final answer
   x = 28,717.52