Finding the Fourth Proportional to 470,746,069.67, 649,613,274.71 and 259,033,101.89

Step by Step Solution

1. Step 1: Write the proportion equation
   470,746,069.67 : 649,613,274.71 = 259,033,101.89 : x
2. Step 2: Convert to fraction form
   470,746,069.67/649,613,274.71 = 259,033,101.89/x
3. Step 3: Cross multiply
   470,746,069.67x = 649,613,274.71 × 259,033,101.89
4. Step 4: Simplify right side
   470,746,069.67x = 168,271,341,572,508,768
5. Step 5: Solve for x
   x = 168,271,341,572,508,768/470,746,069.67
6. Step 6: Final answer
   x = 357,456,710.56