Finding the Fourth Proportional to 89,604.52, 123,672.90 and 53,796.04

Step by Step Solution

1. Step 1: Write the proportion equation
   89,604.52 : 123,672.90 = 53,796.04 : x
2. Step 2: Convert to fraction form
   89,604.52/123,672.90 = 53,796.04/x
3. Step 3: Cross multiply
   89,604.52x = 123,672.90 × 53,796.04
4. Step 4: Simplify right side
   89,604.52x = 6,653,112,275.32
5. Step 5: Solve for x
   x = 6,653,112,275.32/89,604.52
6. Step 6: Final answer
   x = 74,249.74