Finding the Fourth Proportional to 2,709,314.39, 4,061,126.79 and 911,573.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709,314.39 : 4,061,126.79 = 911,573.78 : x
2. Step 2: Convert to fraction form
   2,709,314.39/4,061,126.79 = 911,573.78/x
3. Step 3: Cross multiply
   2,709,314.39x = 4,061,126.79 × 911,573.78
4. Step 4: Simplify right side
   2,709,314.39x = 3,702,016,678,713.93
5. Step 5: Solve for x
   x = 3,702,016,678,713.93/2,709,314.39
6. Step 6: Final answer
   x = 1,366,403.50