Finding the Fourth Proportional to 2,537.86, 3,503.32 and 1,543.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,537.86 : 3,503.32 = 1,543.45 : x
2. Step 2: Convert to fraction form
   2,537.86/3,503.32 = 1,543.45/x
3. Step 3: Cross multiply
   2,537.86x = 3,503.32 × 1,543.45
4. Step 4: Simplify right side
   2,537.86x = 5,407,214.32
5. Step 5: Solve for x
   x = 5,407,214.32/2,537.86
6. Step 6: Final answer
   x = 2,130.62