Finding the Fourth Proportional to 2,074.50, 3,113.10 and 1,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.50 : 3,113.10 = 1,048.50 : x
2. Step 2: Convert to fraction form
   2,074.50/3,113.10 = 1,048.50/x
3. Step 3: Cross multiply
   2,074.50x = 3,113.10 × 1,048.50
4. Step 4: Simplify right side
   2,074.50x = 3,264,085.35
5. Step 5: Solve for x
   x = 3,264,085.35/2,074.50
6. Step 6: Final answer
   x = 1,573.43