Finding the Fourth Proportional to 1,353.31, 2,030.31 and 736.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353.31 : 2,030.31 = 736.86 : x
2. Step 2: Convert to fraction form
   1,353.31/2,030.31 = 736.86/x
3. Step 3: Cross multiply
   1,353.31x = 2,030.31 × 736.86
4. Step 4: Simplify right side
   1,353.31x = 1,496,054.23
5. Step 5: Solve for x
   x = 1,496,054.23/1,353.31
6. Step 6: Final answer
   x = 1,105.48