Finding the Fourth Proportional to 2,063,707.31, 2,847,997.92 and 1,192,513.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063,707.31 : 2,847,997.92 = 1,192,513.07 : x
2. Step 2: Convert to fraction form
   2,063,707.31/2,847,997.92 = 1,192,513.07/x
3. Step 3: Cross multiply
   2,063,707.31x = 2,847,997.92 × 1,192,513.07
4. Step 4: Simplify right side
   2,063,707.31x = 3,396,274,728,692.83
5. Step 5: Solve for x
   x = 3,396,274,728,692.83/2,063,707.31
6. Step 6: Final answer
   x = 1,645,715.32