Finding the Fourth Proportional to 10,891,333.06, 16,338,774.20 and 3,215,753.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,891,333.06 : 16,338,774.20 = 3,215,753.79 : x
2. Step 2: Convert to fraction form
   10,891,333.06/16,338,774.20 = 3,215,753.79/x
3. Step 3: Cross multiply
   10,891,333.06x = 16,338,774.20 × 3,215,753.79
4. Step 4: Simplify right side
   10,891,333.06x = 52,541,475,057,604.22
5. Step 5: Solve for x
   x = 52,541,475,057,604.22/10,891,333.06
6. Step 6: Final answer
   x = 4,824,154.65