Finding the Fourth Proportional to 123,761.50, 170,835.18 and 73,460.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,761.50 : 170,835.18 = 73,460.50 : x
2. Step 2: Convert to fraction form
   123,761.50/170,835.18 = 73,460.50/x
3. Step 3: Cross multiply
   123,761.50x = 170,835.18 × 73,460.50
4. Step 4: Simplify right side
   123,761.50x = 12,549,637,740.39
5. Step 5: Solve for x
   x = 12,549,637,740.39/123,761.50
6. Step 6: Final answer
   x = 101,401.79