Finding the Fourth Proportional to 1,945.49, 2,905.04 and 1,693.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.49 : 2,905.04 = 1,693.98 : x
2. Step 2: Convert to fraction form
   1,945.49/2,905.04 = 1,693.98/x
3. Step 3: Cross multiply
   1,945.49x = 2,905.04 × 1,693.98
4. Step 4: Simplify right side
   1,945.49x = 4,921,083.89
5. Step 5: Solve for x
   x = 4,921,083.89/1,945.49
6. Step 6: Final answer
   x = 2,529.49