Finding the Third Proportional to 31,563,156 and 67,920,204

Step by Step Solution

1. Step 1: Write the proportion equation
   31,563,156 : 67,920,204 = 67,920,204 : x
2. Step 2: Convert to fraction form
   31,563,156/67,920,204 = 67,920,204/x
3. Step 3: Cross multiply
   31,563,156x = 67,920,204 × 67,920,204
4. Step 4: Simplify right side
   31,563,156x = 4,613,154,111,401,616
5. Step 5: Solve for x
   x = 4,613,154,111,401,616/31,563,156
6. Step 6: Final answer
   x = 146,156,300.45