Finding the Fourth Proportional to 1,382,401.08, 1,907,722.13 and 770,592.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382,401.08 : 1,907,722.13 = 770,592.69 : x
2. Step 2: Convert to fraction form
   1,382,401.08/1,907,722.13 = 770,592.69/x
3. Step 3: Cross multiply
   1,382,401.08x = 1,907,722.13 × 770,592.69
4. Step 4: Simplify right side
   1,382,401.08x = 1,470,076,724,076.27
5. Step 5: Solve for x
   x = 1,470,076,724,076.27/1,382,401.08
6. Step 6: Final answer
   x = 1,063,422.73