Finding the Fourth Proportional to 1,721,191.45, 2,375,196.42 and 936,231.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,721,191.45 : 2,375,196.42 = 936,231.38 : x
2. Step 2: Convert to fraction form
   1,721,191.45/2,375,196.42 = 936,231.38/x
3. Step 3: Cross multiply
   1,721,191.45x = 2,375,196.42 × 936,231.38
4. Step 4: Simplify right side
   1,721,191.45x = 2,223,733,422,067.66
5. Step 5: Solve for x
   x = 2,223,733,422,067.66/1,721,191.45
6. Step 6: Final answer
   x = 1,291,973.31