Finding the Third Proportional to 49,830 and 74,607

Step by Step Solution

1. Step 1: Write the proportion equation
   49,830 : 74,607 = 74,607 : x
2. Step 2: Convert to fraction form
   49,830/74,607 = 74,607/x
3. Step 3: Cross multiply
   49,830x = 74,607 × 74,607
4. Step 4: Simplify right side
   49,830x = 5,566,204,449
5. Step 5: Solve for x
   x = 5,566,204,449/49,830
6. Step 6: Final answer
   x = 111,703.88