Finding the Third Proportional to 31,291,320 and 48,410,478

Step by Step Solution

1. Step 1: Write the proportion equation
   31,291,320 : 48,410,478 = 48,410,478 : x
2. Step 2: Convert to fraction form
   31,291,320/48,410,478 = 48,410,478/x
3. Step 3: Cross multiply
   31,291,320x = 48,410,478 × 48,410,478
4. Step 4: Simplify right side
   31,291,320x = 2,343,574,380,188,484
5. Step 5: Solve for x
   x = 2,343,574,380,188,484/31,291,320
6. Step 6: Final answer
   x = 74,895,350.54