Finding the Fourth Proportional to 2,101.86, 3,152.43 and 562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101.86 : 3,152.43 = 562.50 : x
2. Step 2: Convert to fraction form
   2,101.86/3,152.43 = 562.50/x
3. Step 3: Cross multiply
   2,101.86x = 3,152.43 × 562.50
4. Step 4: Simplify right side
   2,101.86x = 1,773,241.88
5. Step 5: Solve for x
   x = 1,773,241.88/2,101.86
6. Step 6: Final answer
   x = 843.65