Finding the Third Proportional to 31,466.63 and 68,411.63

Step by Step Solution

1. Step 1: Write the proportion equation
   31,466.63 : 68,411.63 = 68,411.63 : x
2. Step 2: Convert to fraction form
   31,466.63/68,411.63 = 68,411.63/x
3. Step 3: Cross multiply
   31,466.63x = 68,411.63 × 68,411.63
4. Step 4: Simplify right side
   31,466.63x = 4,680,150,435.14
5. Step 5: Solve for x
   x = 4,680,150,435.14/31,466.63
6. Step 6: Final answer
   x = 148,733.79