Finding the Fourth Proportional to 1,561.12, 2,337.52 and 1,364.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.12 : 2,337.52 = 1,364.28 : x
2. Step 2: Convert to fraction form
   1,561.12/2,337.52 = 1,364.28/x
3. Step 3: Cross multiply
   1,561.12x = 2,337.52 × 1,364.28
4. Step 4: Simplify right side
   1,561.12x = 3,189,031.79
5. Step 5: Solve for x
   x = 3,189,031.79/1,561.12
6. Step 6: Final answer
   x = 2,042.78