Finding the Third Proportional to 31,420.50 and 65,026.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,420.50 : 65,026.50 = 65,026.50 : x
2. Step 2: Convert to fraction form
   31,420.50/65,026.50 = 65,026.50/x
3. Step 3: Cross multiply
   31,420.50x = 65,026.50 × 65,026.50
4. Step 4: Simplify right side
   31,420.50x = 4,228,445,702.25
5. Step 5: Solve for x
   x = 4,228,445,702.25/31,420.50
6. Step 6: Final answer
   x = 134,576.02