Finding the Fourth Proportional to 196,139,874.08, 270,673,013.40 and 113,681,488.52

Step by Step Solution

1. Step 1: Write the proportion equation
   196,139,874.08 : 270,673,013.40 = 113,681,488.52 : x
2. Step 2: Convert to fraction form
   196,139,874.08/270,673,013.40 = 113,681,488.52/x
3. Step 3: Cross multiply
   196,139,874.08x = 270,673,013.40 × 113,681,488.52
4. Step 4: Simplify right side
   196,139,874.08x = 30,770,511,065,505,904
5. Step 5: Solve for x
   x = 30,770,511,065,505,904/196,139,874.08
6. Step 6: Final answer
   x = 156,880,446.72