Finding the Fourth Proportional to 37,566.72, 51,842.88 and 20,802.24

Step by Step Solution

1. Step 1: Write the proportion equation
   37,566.72 : 51,842.88 = 20,802.24 : x
2. Step 2: Convert to fraction form
   37,566.72/51,842.88 = 20,802.24/x
3. Step 3: Cross multiply
   37,566.72x = 51,842.88 × 20,802.24
4. Step 4: Simplify right side
   37,566.72x = 1,078,448,032.05
5. Step 5: Solve for x
   x = 1,078,448,032.05/37,566.72
6. Step 6: Final answer
   x = 28,707.54