Finding the Fourth Proportional to 3,376.62, 5,061.69 and 1,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,376.62 : 5,061.69 = 1,066.50 : x
2. Step 2: Convert to fraction form
   3,376.62/5,061.69 = 1,066.50/x
3. Step 3: Cross multiply
   3,376.62x = 5,061.69 × 1,066.50
4. Step 4: Simplify right side
   3,376.62x = 5,398,292.39
5. Step 5: Solve for x
   x = 5,398,292.39/3,376.62
6. Step 6: Final answer
   x = 1,598.73