Finding the Third Proportional to 31,605.19 and 50,437.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,605.19 : 50,437.69 = 50,437.69 : x
2. Step 2: Convert to fraction form
   31,605.19/50,437.69 = 50,437.69/x
3. Step 3: Cross multiply
   31,605.19x = 50,437.69 × 50,437.69
4. Step 4: Simplify right side
   31,605.19x = 2,543,960,320.35
5. Step 5: Solve for x
   x = 2,543,960,320.35/31,605.19
6. Step 6: Final answer
   x = 80,491.86