Finding the Fourth Proportional to 2,063.64, 3,096.25 and 1,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.64 : 3,096.25 = 1,242.50 : x
2. Step 2: Convert to fraction form
   2,063.64/3,096.25 = 1,242.50/x
3. Step 3: Cross multiply
   2,063.64x = 3,096.25 × 1,242.50
4. Step 4: Simplify right side
   2,063.64x = 3,847,090.63
5. Step 5: Solve for x
   x = 3,847,090.63/2,063.64
6. Step 6: Final answer
   x = 1,864.23