Finding the Fourth Proportional to 81,597.74, 122,362.05 and 29,020.46

Step by Step Solution

1. Step 1: Write the proportion equation
   81,597.74 : 122,362.05 = 29,020.46 : x
2. Step 2: Convert to fraction form
   81,597.74/122,362.05 = 29,020.46/x
3. Step 3: Cross multiply
   81,597.74x = 122,362.05 × 29,020.46
4. Step 4: Simplify right side
   81,597.74x = 3,551,002,977.54
5. Step 5: Solve for x
   x = 3,551,002,977.54/81,597.74
6. Step 6: Final answer
   x = 43,518.40