Finding the Third Proportional to 31,462.88 and 61,331.63

Step by Step Solution

1. Step 1: Write the proportion equation
   31,462.88 : 61,331.63 = 61,331.63 : x
2. Step 2: Convert to fraction form
   31,462.88/61,331.63 = 61,331.63/x
3. Step 3: Cross multiply
   31,462.88x = 61,331.63 × 61,331.63
4. Step 4: Simplify right side
   31,462.88x = 3,761,568,225.14
5. Step 5: Solve for x
   x = 3,761,568,225.14/31,462.88
6. Step 6: Final answer
   x = 119,555.77