Finding the Third Proportional to 89,017,832 and 189,793,704

Step by Step Solution

1. Step 1: Write the proportion equation
   89,017,832 : 189,793,704 = 189,793,704 : x
2. Step 2: Convert to fraction form
   89,017,832/189,793,704 = 189,793,704/x
3. Step 3: Cross multiply
   89,017,832x = 189,793,704 × 189,793,704
4. Step 4: Simplify right side
   89,017,832x = 36,021,650,078,039,616
5. Step 5: Solve for x
   x = 36,021,650,078,039,616/89,017,832
6. Step 6: Final answer
   x = 404,656,564.52