Finding the Fourth Proportional to 45,371.86, 62,608.89 and 42,028.18

Step by Step Solution

1. Step 1: Write the proportion equation
   45,371.86 : 62,608.89 = 42,028.18 : x
2. Step 2: Convert to fraction form
   45,371.86/62,608.89 = 42,028.18/x
3. Step 3: Cross multiply
   45,371.86x = 62,608.89 × 42,028.18
4. Step 4: Simplify right side
   45,371.86x = 2,631,337,698.52
5. Step 5: Solve for x
   x = 2,631,337,698.52/45,371.86
6. Step 6: Final answer
   x = 57,994.93