Finding the Fourth Proportional to 5,481,909.76, 8,222,838.72 and 3,656,416

Step by Step Solution

1. Step 1: Write the proportion equation
   5,481,909.76 : 8,222,838.72 = 3,656,416 : x
2. Step 2: Convert to fraction form
   5,481,909.76/8,222,838.72 = 3,656,416/x
3. Step 3: Cross multiply
   5,481,909.76x = 8,222,838.72 × 3,656,416
4. Step 4: Simplify right side
   5,481,909.76x = 30,066,119,061,227.52
5. Step 5: Solve for x
   x = 30,066,119,061,227.52/5,481,909.76
6. Step 6: Final answer
   x = 5,484,606.71