Finding the Third Proportional to 34,131 and 53,426

Step by Step Solution

1. Step 1: Write the proportion equation
   34,131 : 53,426 = 53,426 : x
2. Step 2: Convert to fraction form
   34,131/53,426 = 53,426/x
3. Step 3: Cross multiply
   34,131x = 53,426 × 53,426
4. Step 4: Simplify right side
   34,131x = 2,854,337,476
5. Step 5: Solve for x
   x = 2,854,337,476/34,131
6. Step 6: Final answer
   x = 83,628.89