Finding the Fourth Proportional to 1,141,188.25, 1,574,820.53 and 631,879.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,188.25 : 1,574,820.53 = 631,879.69 : x
2. Step 2: Convert to fraction form
   1,141,188.25/1,574,820.53 = 631,879.69/x
3. Step 3: Cross multiply
   1,141,188.25x = 1,574,820.53 × 631,879.69
4. Step 4: Simplify right side
   1,141,188.25x = 995,097,100,427.93
5. Step 5: Solve for x
   x = 995,097,100,427.93/1,141,188.25
6. Step 6: Final answer
   x = 871,983.31