Finding the Fourth Proportional to 2,117,181.24, 3,174,164.82 and 1,091,406.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,181.24 : 3,174,164.82 = 1,091,406.15 : x
2. Step 2: Convert to fraction form
   2,117,181.24/3,174,164.82 = 1,091,406.15/x
3. Step 3: Cross multiply
   2,117,181.24x = 3,174,164.82 × 1,091,406.15
4. Step 4: Simplify right side
   2,117,181.24x = 3,464,303,005,661.64
5. Step 5: Solve for x
   x = 3,464,303,005,661.64/2,117,181.24
6. Step 6: Final answer
   x = 1,636,280.80