Finding the Third Proportional to 31,472 and 48,308

Step by Step Solution

1. Step 1: Write the proportion equation
   31,472 : 48,308 = 48,308 : x
2. Step 2: Convert to fraction form
   31,472/48,308 = 48,308/x
3. Step 3: Cross multiply
   31,472x = 48,308 × 48,308
4. Step 4: Simplify right side
   31,472x = 2,333,662,864
5. Step 5: Solve for x
   x = 2,333,662,864/31,472
6. Step 6: Final answer
   x = 74,150.45