Finding the Fourth Proportional to 143,937.27, 215,930.51 and 49,162.25

Step by Step Solution

1. Step 1: Write the proportion equation
   143,937.27 : 215,930.51 = 49,162.25 : x
2. Step 2: Convert to fraction form
   143,937.27/215,930.51 = 49,162.25/x
3. Step 3: Cross multiply
   143,937.27x = 215,930.51 × 49,162.25
4. Step 4: Simplify right side
   143,937.27x = 10,615,630,009.26
5. Step 5: Solve for x
   x = 10,615,630,009.26/143,937.27
6. Step 6: Final answer
   x = 73,751.78