Finding the Third Proportional to 31,800,384 and 49,590,144

Step by Step Solution

1. Step 1: Write the proportion equation
   31,800,384 : 49,590,144 = 49,590,144 : x
2. Step 2: Convert to fraction form
   31,800,384/49,590,144 = 49,590,144/x
3. Step 3: Cross multiply
   31,800,384x = 49,590,144 × 49,590,144
4. Step 4: Simplify right side
   31,800,384x = 2,459,182,381,940,736
5. Step 5: Solve for x
   x = 2,459,182,381,940,736/31,800,384
6. Step 6: Final answer
   x = 77,331,845.49