Finding the Fourth Proportional to 2,206,061.70, 3,309,283.15 and 608,624.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,206,061.70 : 3,309,283.15 = 608,624.79 : x
2. Step 2: Convert to fraction form
   2,206,061.70/3,309,283.15 = 608,624.79/x
3. Step 3: Cross multiply
   2,206,061.70x = 3,309,283.15 × 608,624.79
4. Step 4: Simplify right side
   2,206,061.70x = 2,014,111,760,697.73
5. Step 5: Solve for x
   x = 2,014,111,760,697.73/2,206,061.70
6. Step 6: Final answer
   x = 912,989.77