Finding the Fourth Proportional to 5,575.34, 8,363.46 and 2,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,575.34 : 8,363.46 = 2,112.50 : x
2. Step 2: Convert to fraction form
   5,575.34/8,363.46 = 2,112.50/x
3. Step 3: Cross multiply
   5,575.34x = 8,363.46 × 2,112.50
4. Step 4: Simplify right side
   5,575.34x = 17,667,809.25
5. Step 5: Solve for x
   x = 17,667,809.25/5,575.34
6. Step 6: Final answer
   x = 3,168.92