Finding the Fourth Proportional to 112,520.14, 155,293.23 and 67,799.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,520.14 : 155,293.23 = 67,799.50 : x
2. Step 2: Convert to fraction form
   112,520.14/155,293.23 = 67,799.50/x
3. Step 3: Cross multiply
   112,520.14x = 155,293.23 × 67,799.50
4. Step 4: Simplify right side
   112,520.14x = 10,528,803,347.39
5. Step 5: Solve for x
   x = 10,528,803,347.39/112,520.14
6. Step 6: Final answer
   x = 93,572.61