Finding the Fourth Proportional to 89,264.48, 123,188.82 and 53,447.64

Step by Step Solution

1. Step 1: Write the proportion equation
   89,264.48 : 123,188.82 = 53,447.64 : x
2. Step 2: Convert to fraction form
   89,264.48/123,188.82 = 53,447.64/x
3. Step 3: Cross multiply
   89,264.48x = 123,188.82 × 53,447.64
4. Step 4: Simplify right side
   89,264.48x = 6,584,151,703.38
5. Step 5: Solve for x
   x = 6,584,151,703.38/89,264.48
6. Step 6: Final answer
   x = 73,760.05