Finding the Third Proportional to 31,211,136 and 67,024,160

Step by Step Solution

1. Step 1: Write the proportion equation
   31,211,136 : 67,024,160 = 67,024,160 : x
2. Step 2: Convert to fraction form
   31,211,136/67,024,160 = 67,024,160/x
3. Step 3: Cross multiply
   31,211,136x = 67,024,160 × 67,024,160
4. Step 4: Simplify right side
   31,211,136x = 4,492,238,023,705,600
5. Step 5: Solve for x
   x = 4,492,238,023,705,600/31,211,136
6. Step 6: Final answer
   x = 143,930,615.78