Finding the Fourth Proportional to 2,061.28, 3,091.88 and 501.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.28 : 3,091.88 = 501.29 : x
2. Step 2: Convert to fraction form
   2,061.28/3,091.88 = 501.29/x
3. Step 3: Cross multiply
   2,061.28x = 3,091.88 × 501.29
4. Step 4: Simplify right side
   2,061.28x = 1,549,926.02
5. Step 5: Solve for x
   x = 1,549,926.02/2,061.28
6. Step 6: Final answer
   x = 751.92