Finding the Third Proportional to 88,721,626 and 194,140,267

Step by Step Solution

1. Step 1: Write the proportion equation
   88,721,626 : 194,140,267 = 194,140,267 : x
2. Step 2: Convert to fraction form
   88,721,626/194,140,267 = 194,140,267/x
3. Step 3: Cross multiply
   88,721,626x = 194,140,267 × 194,140,267
4. Step 4: Simplify right side
   88,721,626x = 37,690,443,270,831,288
5. Step 5: Solve for x
   x = 37,690,443,270,831,288/88,721,626
6. Step 6: Final answer
   x = 424,816,867.88