Finding the Fourth Proportional to 1,559,424.48, 2,151,776.72 and 871,011.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,424.48 : 2,151,776.72 = 871,011.52 : x
2. Step 2: Convert to fraction form
   1,559,424.48/2,151,776.72 = 871,011.52/x
3. Step 3: Cross multiply
   1,559,424.48x = 2,151,776.72 × 871,011.52
4. Step 4: Simplify right side
   1,559,424.48x = 1,874,222,311,587.81
5. Step 5: Solve for x
   x = 1,874,222,311,587.81/1,559,424.48
6. Step 6: Final answer
   x = 1,201,867.96