Finding the Third Proportional to 14,469,424 and 31,455,680

Step by Step Solution

1. Step 1: Write the proportion equation
   14,469,424 : 31,455,680 = 31,455,680 : x
2. Step 2: Convert to fraction form
   14,469,424/31,455,680 = 31,455,680/x
3. Step 3: Cross multiply
   14,469,424x = 31,455,680 × 31,455,680
4. Step 4: Simplify right side
   14,469,424x = 989,459,804,262,400
5. Step 5: Solve for x
   x = 989,459,804,262,400/14,469,424
6. Step 6: Final answer
   x = 68,382,805.30