Finding the Third Proportional to 53,425.50 and 83,052.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,425.50 : 83,052.56 = 83,052.56 : x
2. Step 2: Convert to fraction form
   53,425.50/83,052.56 = 83,052.56/x
3. Step 3: Cross multiply
   53,425.50x = 83,052.56 × 83,052.56
4. Step 4: Simplify right side
   53,425.50x = 6,897,728,137.82
5. Step 5: Solve for x
   x = 6,897,728,137.82/53,425.50
6. Step 6: Final answer
   x = 129,109.29