Finding the Fourth Proportional to 54,105.85, 74,667.36 and 29,906.83

Step by Step Solution

1. Step 1: Write the proportion equation
   54,105.85 : 74,667.36 = 29,906.83 : x
2. Step 2: Convert to fraction form
   54,105.85/74,667.36 = 29,906.83/x
3. Step 3: Cross multiply
   54,105.85x = 74,667.36 × 29,906.83
4. Step 4: Simplify right side
   54,105.85x = 2,233,064,042.07
5. Step 5: Solve for x
   x = 2,233,064,042.07/54,105.85
6. Step 6: Final answer
   x = 41,272.14