Finding the Fourth Proportional to 2,191,129.55, 3,301,650.38 and 1,800,520.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,129.55 : 3,301,650.38 = 1,800,520.42 : x
2. Step 2: Convert to fraction form
   2,191,129.55/3,301,650.38 = 1,800,520.42/x
3. Step 3: Cross multiply
   2,191,129.55x = 3,301,650.38 × 1,800,520.42
4. Step 4: Simplify right side
   2,191,129.55x = 5,944,688,912,382.51
5. Step 5: Solve for x
   x = 5,944,688,912,382.51/2,191,129.55
6. Step 6: Final answer
   x = 2,713,070.49