Finding the Fourth Proportional to 89,209.10, 123,097.22 and 50,971.13

Step by Step Solution

1. Step 1: Write the proportion equation
   89,209.10 : 123,097.22 = 50,971.13 : x
2. Step 2: Convert to fraction form
   89,209.10/123,097.22 = 50,971.13/x
3. Step 3: Cross multiply
   89,209.10x = 123,097.22 × 50,971.13
4. Step 4: Simplify right side
   89,209.10x = 6,274,404,185.67
5. Step 5: Solve for x
   x = 6,274,404,185.67/89,209.10
6. Step 6: Final answer
   x = 70,333.68