Finding the Third Proportional to 31,699.50 and 49,059

Step by Step Solution

1. Step 1: Write the proportion equation
   31,699.50 : 49,059 = 49,059 : x
2. Step 2: Convert to fraction form
   31,699.50/49,059 = 49,059/x
3. Step 3: Cross multiply
   31,699.50x = 49,059 × 49,059
4. Step 4: Simplify right side
   31,699.50x = 2,406,785,481
5. Step 5: Solve for x
   x = 2,406,785,481/31,699.50
6. Step 6: Final answer
   x = 75,925.03