Finding the Fourth Proportional to 1,523.99, 2,100.96 and 1,503.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523.99 : 2,100.96 = 1,503.18 : x
2. Step 2: Convert to fraction form
   1,523.99/2,100.96 = 1,503.18/x
3. Step 3: Cross multiply
   1,523.99x = 2,100.96 × 1,503.18
4. Step 4: Simplify right side
   1,523.99x = 3,158,131.19
5. Step 5: Solve for x
   x = 3,158,131.19/1,523.99
6. Step 6: Final answer
   x = 2,072.28