Finding the Third Proportional to 28,452.38 and 42,770.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,452.38 : 42,770.25 = 42,770.25 : x
2. Step 2: Convert to fraction form
   28,452.38/42,770.25 = 42,770.25/x
3. Step 3: Cross multiply
   28,452.38x = 42,770.25 × 42,770.25
4. Step 4: Simplify right side
   28,452.38x = 1,829,294,285.06
5. Step 5: Solve for x
   x = 1,829,294,285.06/28,452.38
6. Step 6: Final answer
   x = 64,293.20