Finding the Fourth Proportional to 1,934.05, 2,667.27 and 1,560.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934.05 : 2,667.27 = 1,560.91 : x
2. Step 2: Convert to fraction form
   1,934.05/2,667.27 = 1,560.91/x
3. Step 3: Cross multiply
   1,934.05x = 2,667.27 × 1,560.91
4. Step 4: Simplify right side
   1,934.05x = 4,163,368.42
5. Step 5: Solve for x
   x = 4,163,368.42/1,934.05
6. Step 6: Final answer
   x = 2,152.67