Finding the Fourth Proportional to 49,563.89, 68,381.51 and 31,669.37

Step by Step Solution

1. Step 1: Write the proportion equation
   49,563.89 : 68,381.51 = 31,669.37 : x
2. Step 2: Convert to fraction form
   49,563.89/68,381.51 = 31,669.37/x
3. Step 3: Cross multiply
   49,563.89x = 68,381.51 × 31,669.37
4. Step 4: Simplify right side
   49,563.89x = 2,165,598,841.09
5. Step 5: Solve for x
   x = 2,165,598,841.09/49,563.89
6. Step 6: Final answer
   x = 43,693.08