Finding the Fourth Proportional to 33,007.01, 45,499.28 and 20,236.55

Step by Step Solution

1. Step 1: Write the proportion equation
   33,007.01 : 45,499.28 = 20,236.55 : x
2. Step 2: Convert to fraction form
   33,007.01/45,499.28 = 20,236.55/x
3. Step 3: Cross multiply
   33,007.01x = 45,499.28 × 20,236.55
4. Step 4: Simplify right side
   33,007.01x = 920,748,126.00
5. Step 5: Solve for x
   x = 920,748,126.00/33,007.01
6. Step 6: Final answer
   x = 27,895.54