Finding the Fourth Proportional to 2,309,936.10, 3,187,628.25 and 1,263,321.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,936.10 : 3,187,628.25 = 1,263,321.54 : x
2. Step 2: Convert to fraction form
   2,309,936.10/3,187,628.25 = 1,263,321.54/x
3. Step 3: Cross multiply
   2,309,936.10x = 3,187,628.25 × 1,263,321.54
4. Step 4: Simplify right side
   2,309,936.10x = 4,026,999,429,737.51
5. Step 5: Solve for x
   x = 4,026,999,429,737.51/2,309,936.10
6. Step 6: Final answer
   x = 1,743,338.02