Finding the Fourth Proportional to 1,575.63, 2,173.82 and 946.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575.63 : 2,173.82 = 946.37 : x
2. Step 2: Convert to fraction form
   1,575.63/2,173.82 = 946.37/x
3. Step 3: Cross multiply
   1,575.63x = 2,173.82 × 946.37
4. Step 4: Simplify right side
   1,575.63x = 2,057,222.43
5. Step 5: Solve for x
   x = 2,057,222.43/1,575.63
6. Step 6: Final answer
   x = 1,305.65