Finding the Fourth Proportional to 2,774,441.50, 4,161,662.34 and 779,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774,441.50 : 4,161,662.34 = 779,897.50 : x
2. Step 2: Convert to fraction form
   2,774,441.50/4,161,662.34 = 779,897.50/x
3. Step 3: Cross multiply
   2,774,441.50x = 4,161,662.34 × 779,897.50
4. Step 4: Simplify right side
   2,774,441.50x = 3,245,670,054,810.15
5. Step 5: Solve for x
   x = 3,245,670,054,810.15/2,774,441.50
6. Step 6: Final answer
   x = 1,169,846.28