Finding the Third Proportional to 14,276,817 and 31,387,986

Step by Step Solution

1. Step 1: Write the proportion equation
   14,276,817 : 31,387,986 = 31,387,986 : x
2. Step 2: Convert to fraction form
   14,276,817/31,387,986 = 31,387,986/x
3. Step 3: Cross multiply
   14,276,817x = 31,387,986 × 31,387,986
4. Step 4: Simplify right side
   14,276,817x = 985,205,665,136,196
5. Step 5: Solve for x
   x = 985,205,665,136,196/14,276,817
6. Step 6: Final answer
   x = 69,007,375.04