Finding the Third Proportional to 31,211,135 and 67,024,158

Step by Step Solution

1. Step 1: Write the proportion equation
   31,211,135 : 67,024,158 = 67,024,158 : x
2. Step 2: Convert to fraction form
   31,211,135/67,024,158 = 67,024,158/x
3. Step 3: Cross multiply
   31,211,135x = 67,024,158 × 67,024,158
4. Step 4: Simplify right side
   31,211,135x = 4,492,237,755,608,964
5. Step 5: Solve for x
   x = 4,492,237,755,608,964/31,211,135
6. Step 6: Final answer
   x = 143,930,611.80