Finding the Fourth Proportional to 1,336,626.72, 1,845,216.72 and 871,691.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336,626.72 : 1,845,216.72 = 871,691.04 : x
2. Step 2: Convert to fraction form
   1,336,626.72/1,845,216.72 = 871,691.04/x
3. Step 3: Cross multiply
   1,336,626.72x = 1,845,216.72 × 871,691.04
4. Step 4: Simplify right side
   1,336,626.72x = 1,608,458,881,682.19
5. Step 5: Solve for x
   x = 1,608,458,881,682.19/1,336,626.72
6. Step 6: Final answer
   x = 1,203,371.78