Finding the Fourth Proportional to 1,100.91, 1,651.59 and 370.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.91 : 1,651.59 = 370.47 : x
2. Step 2: Convert to fraction form
   1,100.91/1,651.59 = 370.47/x
3. Step 3: Cross multiply
   1,100.91x = 1,651.59 × 370.47
4. Step 4: Simplify right side
   1,100.91x = 611,864.55
5. Step 5: Solve for x
   x = 611,864.55/1,100.91
6. Step 6: Final answer
   x = 555.78