Finding the Third Proportional to 31,295.11 and 64,777.22

Step by Step Solution

1. Step 1: Write the proportion equation
   31,295.11 : 64,777.22 = 64,777.22 : x
2. Step 2: Convert to fraction form
   31,295.11/64,777.22 = 64,777.22/x
3. Step 3: Cross multiply
   31,295.11x = 64,777.22 × 64,777.22
4. Step 4: Simplify right side
   31,295.11x = 4,196,088,068.99
5. Step 5: Solve for x
   x = 4,196,088,068.99/31,295.11
6. Step 6: Final answer
   x = 134,081.27