Finding the Fourth Proportional to 45,662.72, 68,482.20 and 19,353.92

Step by Step Solution

1. Step 1: Write the proportion equation
   45,662.72 : 68,482.20 = 19,353.92 : x
2. Step 2: Convert to fraction form
   45,662.72/68,482.20 = 19,353.92/x
3. Step 3: Cross multiply
   45,662.72x = 68,482.20 × 19,353.92
4. Step 4: Simplify right side
   45,662.72x = 1,325,399,020.22
5. Step 5: Solve for x
   x = 1,325,399,020.22/45,662.72
6. Step 6: Final answer
   x = 29,025.84