Finding the Fourth Proportional to 2,105,095.84, 3,157,468.80 and 842,992.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,095.84 : 3,157,468.80 = 842,992.72 : x
2. Step 2: Convert to fraction form
   2,105,095.84/3,157,468.80 = 842,992.72/x
3. Step 3: Cross multiply
   2,105,095.84x = 3,157,468.80 × 842,992.72
4. Step 4: Simplify right side
   2,105,095.84x = 2,661,723,212,027.14
5. Step 5: Solve for x
   x = 2,661,723,212,027.14/2,105,095.84
6. Step 6: Final answer
   x = 1,264,419.02