Finding the Fourth Proportional to 166,564.50, 229,969.89 and 98,603.34

Step by Step Solution

1. Step 1: Write the proportion equation
   166,564.50 : 229,969.89 = 98,603.34 : x
2. Step 2: Convert to fraction form
   166,564.50/229,969.89 = 98,603.34/x
3. Step 3: Cross multiply
   166,564.50x = 229,969.89 × 98,603.34
4. Step 4: Simplify right side
   166,564.50x = 22,675,799,253.43
5. Step 5: Solve for x
   x = 22,675,799,253.43/166,564.50
6. Step 6: Final answer
   x = 136,138.25