Finding the Third Proportional to 201,870,886.50 and 302,470,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   201,870,886.50 : 302,470,564.50 = 302,470,564.50 : x
2. Step 2: Convert to fraction form
   201,870,886.50/302,470,564.50 = 302,470,564.50/x
3. Step 3: Cross multiply
   201,870,886.50x = 302,470,564.50 × 302,470,564.50
4. Step 4: Simplify right side
   201,870,886.50x = 91,488,442,388,948,656
5. Step 5: Solve for x
   x = 91,488,442,388,948,656/201,870,886.50
6. Step 6: Final answer
   x = 453,202,757.34