Finding the Fourth Proportional to 156,550.41, 234,861.45 and 67,818.69

Step by Step Solution

1. Step 1: Write the proportion equation
   156,550.41 : 234,861.45 = 67,818.69 : x
2. Step 2: Convert to fraction form
   156,550.41/234,861.45 = 67,818.69/x
3. Step 3: Cross multiply
   156,550.41x = 234,861.45 × 67,818.69
4. Step 4: Simplify right side
   156,550.41x = 15,927,995,870.50
5. Step 5: Solve for x
   x = 15,927,995,870.50/156,550.41
6. Step 6: Final answer
   x = 101,743.56