Finding the Third Proportional to 40,953,446 and 89,620,684

Step by Step Solution

1. Step 1: Write the proportion equation
   40,953,446 : 89,620,684 = 89,620,684 : x
2. Step 2: Convert to fraction form
   40,953,446/89,620,684 = 89,620,684/x
3. Step 3: Cross multiply
   40,953,446x = 89,620,684 × 89,620,684
4. Step 4: Simplify right side
   40,953,446x = 8,031,867,000,627,856
5. Step 5: Solve for x
   x = 8,031,867,000,627,856/40,953,446
6. Step 6: Final answer
   x = 196,121,884.36