Finding the Fourth Proportional to 871,665.52, 1,200,117.72 and 743,828.08

Step by Step Solution

1. Step 1: Write the proportion equation
   871,665.52 : 1,200,117.72 = 743,828.08 : x
2. Step 2: Convert to fraction form
   871,665.52/1,200,117.72 = 743,828.08/x
3. Step 3: Cross multiply
   871,665.52x = 1,200,117.72 × 743,828.08
4. Step 4: Simplify right side
   871,665.52x = 892,681,259,441.58
5. Step 5: Solve for x
   x = 892,681,259,441.58/871,665.52
6. Step 6: Final answer
   x = 1,024,109.87