Finding the Fourth Proportional to 50,388,898.10, 69,538,884.82 and 28,363,818.74

Step by Step Solution

1. Step 1: Write the proportion equation
   50,388,898.10 : 69,538,884.82 = 28,363,818.74 : x
2. Step 2: Convert to fraction form
   50,388,898.10/69,538,884.82 = 28,363,818.74/x
3. Step 3: Cross multiply
   50,388,898.10x = 69,538,884.82 × 28,363,818.74
4. Step 4: Simplify right side
   50,388,898.10x = 1,972,388,323,997,613.50
5. Step 5: Solve for x
   x = 1,972,388,323,997,613.50/50,388,898.10
6. Step 6: Final answer
   x = 39,143,311.30