Finding the Third Proportional to 5,981,358 and 13,120,722

Step by Step Solution

1. Step 1: Write the proportion equation
   5,981,358 : 13,120,722 = 13,120,722 : x
2. Step 2: Convert to fraction form
   5,981,358/13,120,722 = 13,120,722/x
3. Step 3: Cross multiply
   5,981,358x = 13,120,722 × 13,120,722
4. Step 4: Simplify right side
   5,981,358x = 172,153,345,801,284
5. Step 5: Solve for x
   x = 172,153,345,801,284/5,981,358
6. Step 6: Final answer
   x = 28,781,648.88