Finding the Third Proportional to 31,746.94 and 67,867.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,746.94 : 67,867.88 = 67,867.88 : x
2. Step 2: Convert to fraction form
   31,746.94/67,867.88 = 67,867.88/x
3. Step 3: Cross multiply
   31,746.94x = 67,867.88 × 67,867.88
4. Step 4: Simplify right side
   31,746.94x = 4,606,048,457.02
5. Step 5: Solve for x
   x = 4,606,048,457.02/31,746.94
6. Step 6: Final answer
   x = 145,086.39