Finding the Fourth Proportional to 2,432.72, 3,648.84 and 790.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,432.72 : 3,648.84 = 790.46 : x
2. Step 2: Convert to fraction form
   2,432.72/3,648.84 = 790.46/x
3. Step 3: Cross multiply
   2,432.72x = 3,648.84 × 790.46
4. Step 4: Simplify right side
   2,432.72x = 2,884,262.07
5. Step 5: Solve for x
   x = 2,884,262.07/2,432.72
6. Step 6: Final answer
   x = 1,185.61