Finding the Fourth Proportional to 89,321.29, 123,258.74 and 53,024.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,321.29 : 123,258.74 = 53,024.25 : x
2. Step 2: Convert to fraction form
   89,321.29/123,258.74 = 53,024.25/x
3. Step 3: Cross multiply
   89,321.29x = 123,258.74 × 53,024.25
4. Step 4: Simplify right side
   89,321.29x = 6,535,701,628.15
5. Step 5: Solve for x
   x = 6,535,701,628.15/89,321.29
6. Step 6: Final answer
   x = 73,170.70