Finding the Third Proportional to 41,707,808 and 90,830,320

Step by Step Solution

1. Step 1: Write the proportion equation
   41,707,808 : 90,830,320 = 90,830,320 : x
2. Step 2: Convert to fraction form
   41,707,808/90,830,320 = 90,830,320/x
3. Step 3: Cross multiply
   41,707,808x = 90,830,320 × 90,830,320
4. Step 4: Simplify right side
   41,707,808x = 8,250,147,031,302,400
5. Step 5: Solve for x
   x = 8,250,147,031,302,400/41,707,808
6. Step 6: Final answer
   x = 197,808,214.50