Finding the Fourth Proportional to 142,854,942.62, 214,231,034.07 and 49,456,553.42

Step by Step Solution

1. Step 1: Write the proportion equation
   142,854,942.62 : 214,231,034.07 = 49,456,553.42 : x
2. Step 2: Convert to fraction form
   142,854,942.62/214,231,034.07 = 49,456,553.42/x
3. Step 3: Cross multiply
   142,854,942.62x = 214,231,034.07 × 49,456,553.42
4. Step 4: Simplify right side
   142,854,942.62x = 10,595,128,580,704,796
5. Step 5: Solve for x
   x = 10,595,128,580,704,796/142,854,942.62
6. Step 6: Final answer
   x = 74,167,042.36