Finding the Fourth Proportional to 42,020.43, 57,987.41 and 22,900.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,020.43 : 57,987.41 = 22,900.35 : x
2. Step 2: Convert to fraction form
   42,020.43/57,987.41 = 22,900.35/x
3. Step 3: Cross multiply
   42,020.43x = 57,987.41 × 22,900.35
4. Step 4: Simplify right side
   42,020.43x = 1,327,931,984.59
5. Step 5: Solve for x
   x = 1,327,931,984.59/42,020.43
6. Step 6: Final answer
   x = 31,602.06