Finding the Third Proportional to 31,284,286 and 45,806,456

Step by Step Solution

1. Step 1: Write the proportion equation
   31,284,286 : 45,806,456 = 45,806,456 : x
2. Step 2: Convert to fraction form
   31,284,286/45,806,456 = 45,806,456/x
3. Step 3: Cross multiply
   31,284,286x = 45,806,456 × 45,806,456
4. Step 4: Simplify right side
   31,284,286x = 2,098,231,411,279,936
5. Step 5: Solve for x
   x = 2,098,231,411,279,936/31,284,286
6. Step 6: Final answer
   x = 67,069,819.37