Finding the Fourth Proportional to 1,242.47, 1,864.52 and 593.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242.47 : 1,864.52 = 593.25 : x
2. Step 2: Convert to fraction form
   1,242.47/1,864.52 = 593.25/x
3. Step 3: Cross multiply
   1,242.47x = 1,864.52 × 593.25
4. Step 4: Simplify right side
   1,242.47x = 1,106,123.52
5. Step 5: Solve for x
   x = 1,106,123.52/1,242.47
6. Step 6: Final answer
   x = 890.27