Finding the Third Proportional to 89,845,377 and 193,309,446

Step by Step Solution

1. Step 1: Write the proportion equation
   89,845,377 : 193,309,446 = 193,309,446 : x
2. Step 2: Convert to fraction form
   89,845,377/193,309,446 = 193,309,446/x
3. Step 3: Cross multiply
   89,845,377x = 193,309,446 × 193,309,446
4. Step 4: Simplify right side
   89,845,377x = 37,368,541,912,826,912
5. Step 5: Solve for x
   x = 37,368,541,912,826,912/89,845,377
6. Step 6: Final answer
   x = 415,920,586.69