Finding the Fourth Proportional to 1,061,393.10, 1,464,626.25 and 631,603.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,393.10 : 1,464,626.25 = 631,603.86 : x
2. Step 2: Convert to fraction form
   1,061,393.10/1,464,626.25 = 631,603.86/x
3. Step 3: Cross multiply
   1,061,393.10x = 1,464,626.25 × 631,603.86
4. Step 4: Simplify right side
   1,061,393.10x = 925,063,592,957.33
5. Step 5: Solve for x
   x = 925,063,592,957.33/1,061,393.10
6. Step 6: Final answer
   x = 871,556.06