Finding the Fourth Proportional to 3,526.83, 5,290.60 and 1,061.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,526.83 : 5,290.60 = 1,061.19 : x
2. Step 2: Convert to fraction form
   3,526.83/5,290.60 = 1,061.19/x
3. Step 3: Cross multiply
   3,526.83x = 5,290.60 × 1,061.19
4. Step 4: Simplify right side
   3,526.83x = 5,614,331.81
5. Step 5: Solve for x
   x = 5,614,331.81/3,526.83
6. Step 6: Final answer
   x = 1,591.89