Finding the Fourth Proportional to 62,216.10, 85,856.76 and 33,921.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,216.10 : 85,856.76 = 33,921.72 : x
2. Step 2: Convert to fraction form
   62,216.10/85,856.76 = 33,921.72/x
3. Step 3: Cross multiply
   62,216.10x = 85,856.76 × 33,921.72
4. Step 4: Simplify right side
   62,216.10x = 2,912,408,972.83
5. Step 5: Solve for x
   x = 2,912,408,972.83/62,216.10
6. Step 6: Final answer
   x = 46,811.18