Finding the Fourth Proportional to 123,663, 170,654.96 and 69,946.86

Step by Step Solution

1. Step 1: Write the proportion equation
   123,663 : 170,654.96 = 69,946.86 : x
2. Step 2: Convert to fraction form
   123,663/170,654.96 = 69,946.86/x
3. Step 3: Cross multiply
   123,663x = 170,654.96 × 69,946.86
4. Step 4: Simplify right side
   123,663x = 11,936,778,245.69
5. Step 5: Solve for x
   x = 11,936,778,245.69/123,663
6. Step 6: Final answer
   x = 96,526.68