Finding the Fourth Proportional to 1,934.01, 2,667.72 and 1,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934.01 : 2,667.72 = 1,147.50 : x
2. Step 2: Convert to fraction form
   1,934.01/2,667.72 = 1,147.50/x
3. Step 3: Cross multiply
   1,934.01x = 2,667.72 × 1,147.50
4. Step 4: Simplify right side
   1,934.01x = 3,061,208.70
5. Step 5: Solve for x
   x = 3,061,208.70/1,934.01
6. Step 6: Final answer
   x = 1,582.83