Finding the Fourth Proportional to 45,755.55, 68,662.49 and 19,460.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,755.55 : 68,662.49 = 19,460.25 : x
2. Step 2: Convert to fraction form
   45,755.55/68,662.49 = 19,460.25/x
3. Step 3: Cross multiply
   45,755.55x = 68,662.49 × 19,460.25
4. Step 4: Simplify right side
   45,755.55x = 1,336,189,123.72
5. Step 5: Solve for x
   x = 1,336,189,123.72/45,755.55
6. Step 6: Final answer
   x = 29,202.78