Finding the Fourth Proportional to 2,602.25, 3,903.39 and 1,042.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602.25 : 3,903.39 = 1,042.94 : x
2. Step 2: Convert to fraction form
   2,602.25/3,903.39 = 1,042.94/x
3. Step 3: Cross multiply
   2,602.25x = 3,903.39 × 1,042.94
4. Step 4: Simplify right side
   2,602.25x = 4,071,001.57
5. Step 5: Solve for x
   x = 4,071,001.57/2,602.25
6. Step 6: Final answer
   x = 1,564.42