Finding the Third Proportional to 199,073,937.94 and 309,092,105.67

Step by Step Solution

1. Step 1: Write the proportion equation
   199,073,937.94 : 309,092,105.67 = 309,092,105.67 : x
2. Step 2: Convert to fraction form
   199,073,937.94/309,092,105.67 = 309,092,105.67/x
3. Step 3: Cross multiply
   199,073,937.94x = 309,092,105.67 × 309,092,105.67
4. Step 4: Simplify right side
   199,073,937.94x = 95,537,929,788,676,640
5. Step 5: Solve for x
   x = 95,537,929,788,676,640/199,073,937.94
6. Step 6: Final answer
   x = 479,911,789.45