Finding the Fourth Proportional to 37,729.98, 52,068.24 and 20,735.28

Step by Step Solution

1. Step 1: Write the proportion equation
   37,729.98 : 52,068.24 = 20,735.28 : x
2. Step 2: Convert to fraction form
   37,729.98/52,068.24 = 20,735.28/x
3. Step 3: Cross multiply
   37,729.98x = 52,068.24 × 20,735.28
4. Step 4: Simplify right side
   37,729.98x = 1,079,649,535.51
5. Step 5: Solve for x
   x = 1,079,649,535.51/37,729.98
6. Step 6: Final answer
   x = 28,615.16