Finding the Fourth Proportional to 123,847.86, 170,953.65 and 73,546.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,847.86 : 170,953.65 = 73,546.50 : x
2. Step 2: Convert to fraction form
   123,847.86/170,953.65 = 73,546.50/x
3. Step 3: Cross multiply
   123,847.86x = 170,953.65 × 73,546.50
4. Step 4: Simplify right side
   123,847.86x = 12,573,042,619.73
5. Step 5: Solve for x
   x = 12,573,042,619.73/123,847.86
6. Step 6: Final answer
   x = 101,520.06