Finding the Fourth Proportional to 367,072,123.82, 506,569,973.20 and 199,819,171.34

Step by Step Solution

1. Step 1: Write the proportion equation
   367,072,123.82 : 506,569,973.20 = 199,819,171.34 : x
2. Step 2: Convert to fraction form
   367,072,123.82/506,569,973.20 = 199,819,171.34/x
3. Step 3: Cross multiply
   367,072,123.82x = 506,569,973.20 × 199,819,171.34
4. Step 4: Simplify right side
   367,072,123.82x = 101,222,392,270,550,000
5. Step 5: Solve for x
   x = 101,222,392,270,550,000/367,072,123.82
6. Step 6: Final answer
   x = 275,756,140.83