Finding the Fourth Proportional to 1,559,426.76, 2,151,779.82 and 871,013.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,426.76 : 2,151,779.82 = 871,013.76 : x
2. Step 2: Convert to fraction form
   1,559,426.76/2,151,779.82 = 871,013.76/x
3. Step 3: Cross multiply
   1,559,426.76x = 2,151,779.82 × 871,013.76
4. Step 4: Simplify right side
   1,559,426.76x = 1,874,229,831,710.32
5. Step 5: Solve for x
   x = 1,874,229,831,710.32/1,559,426.76
6. Step 6: Final answer
   x = 1,201,871.02