Finding the Fourth Proportional to 2,013.86, 3,020.31 and 973.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.86 : 3,020.31 = 973.32 : x
2. Step 2: Convert to fraction form
   2,013.86/3,020.31 = 973.32/x
3. Step 3: Cross multiply
   2,013.86x = 3,020.31 × 973.32
4. Step 4: Simplify right side
   2,013.86x = 2,939,728.13
5. Step 5: Solve for x
   x = 2,939,728.13/2,013.86
6. Step 6: Final answer
   x = 1,459.75