Finding the Fourth Proportional to 2,105,959.01, 3,159,332.27 and 843,885.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,959.01 : 3,159,332.27 = 843,885.05 : x
2. Step 2: Convert to fraction form
   2,105,959.01/3,159,332.27 = 843,885.05/x
3. Step 3: Cross multiply
   2,105,959.01x = 3,159,332.27 × 843,885.05
4. Step 4: Simplify right side
   2,105,959.01x = 2,666,113,253,784.05
5. Step 5: Solve for x
   x = 2,666,113,253,784.05/2,105,959.01
6. Step 6: Final answer
   x = 1,265,985.35