Finding the Fourth Proportional to 2,171,536.43, 3,256,243.34 and 891,801.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,536.43 : 3,256,243.34 = 891,801.83 : x
2. Step 2: Convert to fraction form
   2,171,536.43/3,256,243.34 = 891,801.83/x
3. Step 3: Cross multiply
   2,171,536.43x = 3,256,243.34 × 891,801.83
4. Step 4: Simplify right side
   2,171,536.43x = 2,903,923,773,218.91
5. Step 5: Solve for x
   x = 2,903,923,773,218.91/2,171,536.43
6. Step 6: Final answer
   x = 1,337,266.90