Finding the Fourth Proportional to 1,505.17, 2,244.51 and 1,385.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.17 : 2,244.51 = 1,385.49 : x
2. Step 2: Convert to fraction form
   1,505.17/2,244.51 = 1,385.49/x
3. Step 3: Cross multiply
   1,505.17x = 2,244.51 × 1,385.49
4. Step 4: Simplify right side
   1,505.17x = 3,109,746.16
5. Step 5: Solve for x
   x = 3,109,746.16/1,505.17
6. Step 6: Final answer
   x = 2,066.04