Finding the Fourth Proportional to 89,547.52, 134,350.48 and 42,804

Step by Step Solution

1. Step 1: Write the proportion equation
   89,547.52 : 134,350.48 = 42,804 : x
2. Step 2: Convert to fraction form
   89,547.52/134,350.48 = 42,804/x
3. Step 3: Cross multiply
   89,547.52x = 134,350.48 × 42,804
4. Step 4: Simplify right side
   89,547.52x = 5,750,737,945.92
5. Step 5: Solve for x
   x = 5,750,737,945.92/89,547.52
6. Step 6: Final answer
   x = 64,219.96