Finding the Fourth Proportional to 82,391.37, 123,623.96 and 37,994.32

Step by Step Solution

1. Step 1: Write the proportion equation
   82,391.37 : 123,623.96 = 37,994.32 : x
2. Step 2: Convert to fraction form
   82,391.37/123,623.96 = 37,994.32/x
3. Step 3: Cross multiply
   82,391.37x = 123,623.96 × 37,994.32
4. Step 4: Simplify right side
   82,391.37x = 4,697,008,295.91
5. Step 5: Solve for x
   x = 4,697,008,295.91/82,391.37
6. Step 6: Final answer
   x = 57,008.50