Finding the Fourth Proportional to 1,355,868.72, 1,871,093.67 and 744,031.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,868.72 : 1,871,093.67 = 744,031.68 : x
2. Step 2: Convert to fraction form
   1,355,868.72/1,871,093.67 = 744,031.68/x
3. Step 3: Cross multiply
   1,355,868.72x = 1,871,093.67 × 744,031.68
4. Step 4: Simplify right side
   1,355,868.72x = 1,392,152,966,727.47
5. Step 5: Solve for x
   x = 1,392,152,966,727.47/1,355,868.72
6. Step 6: Final answer
   x = 1,026,760.88