Finding the Fourth Proportional to 147,003.22, 202,884.96 and 89,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,003.22 : 202,884.96 = 89,636.50 : x
2. Step 2: Convert to fraction form
   147,003.22/202,884.96 = 89,636.50/x
3. Step 3: Cross multiply
   147,003.22x = 202,884.96 × 89,636.50
4. Step 4: Simplify right side
   147,003.22x = 18,185,897,717.04
5. Step 5: Solve for x
   x = 18,185,897,717.04/147,003.22
6. Step 6: Final answer
   x = 123,710.88