Finding the Fourth Proportional to 124,016.00, 170,888.76 and 117,316.89

Step by Step Solution

1. Step 1: Write the proportion equation
   124,016.00 : 170,888.76 = 117,316.89 : x
2. Step 2: Convert to fraction form
   124,016.00/170,888.76 = 117,316.89/x
3. Step 3: Cross multiply
   124,016.00x = 170,888.76 × 117,316.89
4. Step 4: Simplify right side
   124,016.00x = 20,048,137,859.16
5. Step 5: Solve for x
   x = 20,048,137,859.16/124,016.00
6. Step 6: Final answer
   x = 161,657.68