Finding the Fourth Proportional to 1,552.18, 2,326.20 and 730.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.18 : 2,326.20 = 730.30 : x
2. Step 2: Convert to fraction form
   1,552.18/2,326.20 = 730.30/x
3. Step 3: Cross multiply
   1,552.18x = 2,326.20 × 730.30
4. Step 4: Simplify right side
   1,552.18x = 1,698,823.86
5. Step 5: Solve for x
   x = 1,698,823.86/1,552.18
6. Step 6: Final answer
   x = 1,094.48