Finding the Fourth Proportional to 1,518.60, 2,261.94 and 1,447.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.60 : 2,261.94 = 1,447.50 : x
2. Step 2: Convert to fraction form
   1,518.60/2,261.94 = 1,447.50/x
3. Step 3: Cross multiply
   1,518.60x = 2,261.94 × 1,447.50
4. Step 4: Simplify right side
   1,518.60x = 3,274,158.15
5. Step 5: Solve for x
   x = 3,274,158.15/1,518.60
6. Step 6: Final answer
   x = 2,156.04