Finding the Fourth Proportional to 2,100.99, 3,153.43 and 1,061.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.99 : 3,153.43 = 1,061.73 : x
2. Step 2: Convert to fraction form
   2,100.99/3,153.43 = 1,061.73/x
3. Step 3: Cross multiply
   2,100.99x = 3,153.43 × 1,061.73
4. Step 4: Simplify right side
   2,100.99x = 3,348,080.74
5. Step 5: Solve for x
   x = 3,348,080.74/2,100.99
6. Step 6: Final answer
   x = 1,593.57