Finding the Fourth Proportional to 10,911,874.82, 16,363,059.49 and 3,129,069.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,911,874.82 : 16,363,059.49 = 3,129,069.45 : x
2. Step 2: Convert to fraction form
   10,911,874.82/16,363,059.49 = 3,129,069.45/x
3. Step 3: Cross multiply
   10,911,874.82x = 16,363,059.49 × 3,129,069.45
4. Step 4: Simplify right side
   10,911,874.82x = 51,201,149,623,964.39
5. Step 5: Solve for x
   x = 51,201,149,623,964.39/10,911,874.82
6. Step 6: Final answer
   x = 4,692,241.29