Finding the Fourth Proportional to 2,730,982.77, 4,096,109.52 and 811,857.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,730,982.77 : 4,096,109.52 = 811,857.96 : x
2. Step 2: Convert to fraction form
   2,730,982.77/4,096,109.52 = 811,857.96/x
3. Step 3: Cross multiply
   2,730,982.77x = 4,096,109.52 × 811,857.96
4. Step 4: Simplify right side
   2,730,982.77x = 3,325,459,118,843.78
5. Step 5: Solve for x
   x = 3,325,459,118,843.78/2,730,982.77
6. Step 6: Final answer
   x = 1,217,678.54