Finding the Fourth Proportional to 1,926.55, 2,888.60 and 1,061.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926.55 : 2,888.60 = 1,061.47 : x
2. Step 2: Convert to fraction form
   1,926.55/2,888.60 = 1,061.47/x
3. Step 3: Cross multiply
   1,926.55x = 2,888.60 × 1,061.47
4. Step 4: Simplify right side
   1,926.55x = 3,066,147.80
5. Step 5: Solve for x
   x = 3,066,147.80/1,926.55
6. Step 6: Final answer
   x = 1,591.53