Finding the Fourth Proportional to 1,424,017.34, 1,965,162.38 and 779,423.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,424,017.34 : 1,965,162.38 = 779,423.69 : x
2. Step 2: Convert to fraction form
   1,424,017.34/1,965,162.38 = 779,423.69/x
3. Step 3: Cross multiply
   1,424,017.34x = 1,965,162.38 × 779,423.69
4. Step 4: Simplify right side
   1,424,017.34x = 1,531,694,113,668.78
5. Step 5: Solve for x
   x = 1,531,694,113,668.78/1,424,017.34
6. Step 6: Final answer
   x = 1,075,614.79