Finding the Third Proportional to 101,329,942.50 and 205,479,508.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,329,942.50 : 205,479,508.50 = 205,479,508.50 : x
2. Step 2: Convert to fraction form
   101,329,942.50/205,479,508.50 = 205,479,508.50/x
3. Step 3: Cross multiply
   101,329,942.50x = 205,479,508.50 × 205,479,508.50
4. Step 4: Simplify right side
   101,329,942.50x = 42,221,828,413,401,576
5. Step 5: Solve for x
   x = 42,221,828,413,401,576/101,329,942.50
6. Step 6: Final answer
   x = 416,676,723.30