Finding the Fourth Proportional to 42,018.92, 57,987.56 and 22,900.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,018.92 : 57,987.56 = 22,900.29 : x
2. Step 2: Convert to fraction form
   42,018.92/57,987.56 = 22,900.29/x
3. Step 3: Cross multiply
   42,018.92x = 57,987.56 × 22,900.29
4. Step 4: Simplify right side
   42,018.92x = 1,327,931,780.19
5. Step 5: Solve for x
   x = 1,327,931,780.19/42,018.92
6. Step 6: Final answer
   x = 31,603.19