Finding the Fourth Proportional to 1,356,010.56, 1,871,638.56 and 926,464.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356,010.56 : 1,871,638.56 = 926,464.32 : x
2. Step 2: Convert to fraction form
   1,356,010.56/1,871,638.56 = 926,464.32/x
3. Step 3: Cross multiply
   1,356,010.56x = 1,871,638.56 × 926,464.32
4. Step 4: Simplify right side
   1,356,010.56x = 1,734,006,345,776.18
5. Step 5: Solve for x
   x = 1,734,006,345,776.18/1,356,010.56
6. Step 6: Final answer
   x = 1,278,755.78