Finding the Fourth Proportional to 2,528.51, 3,792.15 and 885.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.51 : 3,792.15 = 885.02 : x
2. Step 2: Convert to fraction form
   2,528.51/3,792.15 = 885.02/x
3. Step 3: Cross multiply
   2,528.51x = 3,792.15 × 885.02
4. Step 4: Simplify right side
   2,528.51x = 3,356,109.63
5. Step 5: Solve for x
   x = 3,356,109.63/2,528.51
6. Step 6: Final answer
   x = 1,327.31