Finding the Fourth Proportional to 105,058.24, 144,992.70 and 59,743.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,058.24 : 144,992.70 = 59,743.12 : x
2. Step 2: Convert to fraction form
   105,058.24/144,992.70 = 59,743.12/x
3. Step 3: Cross multiply
   105,058.24x = 144,992.70 × 59,743.12
4. Step 4: Simplify right side
   105,058.24x = 8,662,316,275.22
5. Step 5: Solve for x
   x = 8,662,316,275.22/105,058.24
6. Step 6: Final answer
   x = 82,452.52