Finding the Fourth Proportional to 2,180,282.46, 3,008,789.79 and 1,213,641.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,282.46 : 3,008,789.79 = 1,213,641.10 : x
2. Step 2: Convert to fraction form
   2,180,282.46/3,008,789.79 = 1,213,641.10/x
3. Step 3: Cross multiply
   2,180,282.46x = 3,008,789.79 × 1,213,641.10
4. Step 4: Simplify right side
   2,180,282.46x = 3,651,590,950,404.37
5. Step 5: Solve for x
   x = 3,651,590,950,404.37/2,180,282.46
6. Step 6: Final answer
   x = 1,674,824.72