Finding the Fourth Proportional to 49,454.78, 73,822.42 and 45,800.06

Step by Step Solution

1. Step 1: Write the proportion equation
   49,454.78 : 73,822.42 = 45,800.06 : x
2. Step 2: Convert to fraction form
   49,454.78/73,822.42 = 45,800.06/x
3. Step 3: Cross multiply
   49,454.78x = 73,822.42 × 45,800.06
4. Step 4: Simplify right side
   49,454.78x = 3,381,071,265.35
5. Step 5: Solve for x
   x = 3,381,071,265.35/49,454.78
6. Step 6: Final answer
   x = 68,366.93