Finding the Third Proportional to 57,670 and 73,687

Step by Step Solution

1. Step 1: Write the proportion equation
   57,670 : 73,687 = 73,687 : x
2. Step 2: Convert to fraction form
   57,670/73,687 = 73,687/x
3. Step 3: Cross multiply
   57,670x = 73,687 × 73,687
4. Step 4: Simplify right side
   57,670x = 5,429,773,969
5. Step 5: Solve for x
   x = 5,429,773,969/57,670
6. Step 6: Final answer
   x = 94,152.49