Finding the Fourth Proportional to 278,175,086.83, 383,882,375.23 and 152,735,407.62

Step by Step Solution

1. Step 1: Write the proportion equation
   278,175,086.83 : 383,882,375.23 = 152,735,407.62 : x
2. Step 2: Convert to fraction form
   278,175,086.83/383,882,375.23 = 152,735,407.62/x
3. Step 3: Cross multiply
   278,175,086.83x = 383,882,375.23 × 152,735,407.62
4. Step 4: Simplify right side
   278,175,086.83x = 58,632,431,059,945,568
5. Step 5: Solve for x
   x = 58,632,431,059,945,568/278,175,086.83
6. Step 6: Final answer
   x = 210,775,277.28