Finding the Fourth Proportional to 2,072,192.16, 3,107,500.92 and 991,595.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072,192.16 : 3,107,500.92 = 991,595.52 : x
2. Step 2: Convert to fraction form
   2,072,192.16/3,107,500.92 = 991,595.52/x
3. Step 3: Cross multiply
   2,072,192.16x = 3,107,500.92 × 991,595.52
4. Step 4: Simplify right side
   2,072,192.16x = 3,081,383,990,667.88
5. Step 5: Solve for x
   x = 3,081,383,990,667.88/2,072,192.16
6. Step 6: Final answer
   x = 1,487,016.53