Finding the Fourth Proportional to 112,873.50, 155,789.73 and 67,561.59

Step by Step Solution

1. Step 1: Write the proportion equation
   112,873.50 : 155,789.73 = 67,561.59 : x
2. Step 2: Convert to fraction form
   112,873.50/155,789.73 = 67,561.59/x
3. Step 3: Cross multiply
   112,873.50x = 155,789.73 × 67,561.59
4. Step 4: Simplify right side
   112,873.50x = 10,525,402,448.68
5. Step 5: Solve for x
   x = 10,525,402,448.68/112,873.50
6. Step 6: Final answer
   x = 93,249.54