Finding the Third Proportional to 31,336.88 and 65,748.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,336.88 : 65,748.38 = 65,748.38 : x
2. Step 2: Convert to fraction form
   31,336.88/65,748.38 = 65,748.38/x
3. Step 3: Cross multiply
   31,336.88x = 65,748.38 × 65,748.38
4. Step 4: Simplify right side
   31,336.88x = 4,322,848,815.14
5. Step 5: Solve for x
   x = 4,322,848,815.14/31,336.88
6. Step 6: Final answer
   x = 137,947.67