Finding the Fourth Proportional to 134,159.82, 185,128.50 and 73,729.80

Step by Step Solution

1. Step 1: Write the proportion equation
   134,159.82 : 185,128.50 = 73,729.80 : x
2. Step 2: Convert to fraction form
   134,159.82/185,128.50 = 73,729.80/x
3. Step 3: Cross multiply
   134,159.82x = 185,128.50 × 73,729.80
4. Step 4: Simplify right side
   134,159.82x = 13,649,487,279.30
5. Step 5: Solve for x
   x = 13,649,487,279.30/134,159.82
6. Step 6: Final answer
   x = 101,740.50