Finding the Fourth Proportional to 1,531.91, 2,293.72 and 800.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,531.91 : 2,293.72 = 800.01 : x
2. Step 2: Convert to fraction form
   1,531.91/2,293.72 = 800.01/x
3. Step 3: Cross multiply
   1,531.91x = 2,293.72 × 800.01
4. Step 4: Simplify right side
   1,531.91x = 1,834,996.94
5. Step 5: Solve for x
   x = 1,834,996.94/1,531.91
6. Step 6: Final answer
   x = 1,197.85