Finding the Fourth Proportional to 1,696.31, 2,544.93 and 1,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696.31 : 2,544.93 = 1,047.50 : x
2. Step 2: Convert to fraction form
   1,696.31/2,544.93 = 1,047.50/x
3. Step 3: Cross multiply
   1,696.31x = 2,544.93 × 1,047.50
4. Step 4: Simplify right side
   1,696.31x = 2,665,801.45
5. Step 5: Solve for x
   x = 2,665,801.45/1,696.31
6. Step 6: Final answer
   x = 1,571.53