Finding the Fourth Proportional to 91,550.08, 137,084.82 and 73,685.80

Step by Step Solution

1. Step 1: Write the proportion equation
   91,550.08 : 137,084.82 = 73,685.80 : x
2. Step 2: Convert to fraction form
   91,550.08/137,084.82 = 73,685.80/x
3. Step 3: Cross multiply
   91,550.08x = 137,084.82 × 73,685.80
4. Step 4: Simplify right side
   91,550.08x = 10,101,204,629.56
5. Step 5: Solve for x
   x = 10,101,204,629.56/91,550.08
6. Step 6: Final answer
   x = 110,335.29