Finding the Fourth Proportional to 45,621.57, 68,414.94 and 21,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,621.57 : 68,414.94 = 21,922.50 : x
2. Step 2: Convert to fraction form
   45,621.57/68,414.94 = 21,922.50/x
3. Step 3: Cross multiply
   45,621.57x = 68,414.94 × 21,922.50
4. Step 4: Simplify right side
   45,621.57x = 1,499,826,522.15
5. Step 5: Solve for x
   x = 1,499,826,522.15/45,621.57
6. Step 6: Final answer
   x = 32,875.38