Finding the Fourth Proportional to 89,393.22, 123,356.52 and 53,565.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,393.22 : 123,356.52 = 53,565.30 : x
2. Step 2: Convert to fraction form
   89,393.22/123,356.52 = 53,565.30/x
3. Step 3: Cross multiply
   89,393.22x = 123,356.52 × 53,565.30
4. Step 4: Simplify right side
   89,393.22x = 6,607,629,000.76
5. Step 5: Solve for x
   x = 6,607,629,000.76/89,393.22
6. Step 6: Final answer
   x = 73,916.44