Finding the Third Proportional to 42,464.25 and 73,983.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,464.25 : 73,983.38 = 73,983.38 : x
2. Step 2: Convert to fraction form
   42,464.25/73,983.38 = 73,983.38/x
3. Step 3: Cross multiply
   42,464.25x = 73,983.38 × 73,983.38
4. Step 4: Simplify right side
   42,464.25x = 5,473,539,776.39
5. Step 5: Solve for x
   x = 5,473,539,776.39/42,464.25
6. Step 6: Final answer
   x = 128,897.60