Finding the Fourth Proportional to 105,753.33, 158,593.05 and 42,557.04

Step by Step Solution

1. Step 1: Write the proportion equation
   105,753.33 : 158,593.05 = 42,557.04 : x
2. Step 2: Convert to fraction form
   105,753.33/158,593.05 = 42,557.04/x
3. Step 3: Cross multiply
   105,753.33x = 158,593.05 × 42,557.04
4. Step 4: Simplify right side
   105,753.33x = 6,749,250,772.57
5. Step 5: Solve for x
   x = 6,749,250,772.57/105,753.33
6. Step 6: Final answer
   x = 63,820.69