Finding the Third Proportional to 36,620,074 and 55,401,423

Step by Step Solution

1. Step 1: Write the proportion equation
   36,620,074 : 55,401,423 = 55,401,423 : x
2. Step 2: Convert to fraction form
   36,620,074/55,401,423 = 55,401,423/x
3. Step 3: Cross multiply
   36,620,074x = 55,401,423 × 55,401,423
4. Step 4: Simplify right side
   36,620,074x = 3,069,317,670,424,929
5. Step 5: Solve for x
   x = 3,069,317,670,424,929/36,620,074
6. Step 6: Final answer
   x = 83,815,168.44