Finding the Fourth Proportional to 81,641.89, 122,500.50 and 37,282.24

Step by Step Solution

1. Step 1: Write the proportion equation
   81,641.89 : 122,500.50 = 37,282.24 : x
2. Step 2: Convert to fraction form
   81,641.89/122,500.50 = 37,282.24/x
3. Step 3: Cross multiply
   81,641.89x = 122,500.50 × 37,282.24
4. Step 4: Simplify right side
   81,641.89x = 4,567,093,041.12
5. Step 5: Solve for x
   x = 4,567,093,041.12/81,641.89
6. Step 6: Final answer
   x = 55,940.56