Finding the Fourth Proportional to 37,868.42, 52,258.56 and 21,101.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,868.42 : 52,258.56 = 21,101.42 : x
2. Step 2: Convert to fraction form
   37,868.42/52,258.56 = 21,101.42/x
3. Step 3: Cross multiply
   37,868.42x = 52,258.56 × 21,101.42
4. Step 4: Simplify right side
   37,868.42x = 1,102,729,823.16
5. Step 5: Solve for x
   x = 1,102,729,823.16/37,868.42
6. Step 6: Final answer
   x = 29,120.04