Finding the Fourth Proportional to 81,937.02, 122,919.57 and 37,567.57

Step by Step Solution

1. Step 1: Write the proportion equation
   81,937.02 : 122,919.57 = 37,567.57 : x
2. Step 2: Convert to fraction form
   81,937.02/122,919.57 = 37,567.57/x
3. Step 3: Cross multiply
   81,937.02x = 122,919.57 × 37,567.57
4. Step 4: Simplify right side
   81,937.02x = 4,617,789,550.34
5. Step 5: Solve for x
   x = 4,617,789,550.34/81,937.02
6. Step 6: Final answer
   x = 56,357.79