Finding the Fourth Proportional to 2,122,678.77, 3,185,323.47 and 843,062.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,122,678.77 : 3,185,323.47 = 843,062.37 : x
2. Step 2: Convert to fraction form
   2,122,678.77/3,185,323.47 = 843,062.37/x
3. Step 3: Cross multiply
   2,122,678.77x = 3,185,323.47 × 843,062.37
4. Step 4: Simplify right side
   2,122,678.77x = 2,685,426,353,834.82
5. Step 5: Solve for x
   x = 2,685,426,353,834.82/2,122,678.77
6. Step 6: Final answer
   x = 1,265,111.99