Finding the Fourth Proportional to 37,738.64, 52,079.33 and 21,832.32

Step by Step Solution

1. Step 1: Write the proportion equation
   37,738.64 : 52,079.33 = 21,832.32 : x
2. Step 2: Convert to fraction form
   37,738.64/52,079.33 = 21,832.32/x
3. Step 3: Cross multiply
   37,738.64x = 52,079.33 × 21,832.32
4. Step 4: Simplify right side
   37,738.64x = 1,137,012,488.78
5. Step 5: Solve for x
   x = 1,137,012,488.78/37,738.64
6. Step 6: Final answer
   x = 30,128.61