Finding the Fourth Proportional to 1,433.02, 1,981.23 and 1,102.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.02 : 1,981.23 = 1,102.54 : x
2. Step 2: Convert to fraction form
   1,433.02/1,981.23 = 1,102.54/x
3. Step 3: Cross multiply
   1,433.02x = 1,981.23 × 1,102.54
4. Step 4: Simplify right side
   1,433.02x = 2,184,385.32
5. Step 5: Solve for x
   x = 2,184,385.32/1,433.02
6. Step 6: Final answer
   x = 1,524.32