Finding the Fourth Proportional to 2,109,177.42, 2,910,843.91 and 1,191,574.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,177.42 : 2,910,843.91 = 1,191,574.79 : x
2. Step 2: Convert to fraction form
   2,109,177.42/2,910,843.91 = 1,191,574.79/x
3. Step 3: Cross multiply
   2,109,177.42x = 2,910,843.91 × 1,191,574.79
4. Step 4: Simplify right side
   2,109,177.42x = 3,468,488,220,781.03
5. Step 5: Solve for x
   x = 3,468,488,220,781.03/2,109,177.42
6. Step 6: Final answer
   x = 1,644,474.38