Finding the Fourth Proportional to 134,839.72, 202,288.38 and 51,733

Step by Step Solution

1. Step 1: Write the proportion equation
   134,839.72 : 202,288.38 = 51,733 : x
2. Step 2: Convert to fraction form
   134,839.72/202,288.38 = 51,733/x
3. Step 3: Cross multiply
   134,839.72x = 202,288.38 × 51,733
4. Step 4: Simplify right side
   134,839.72x = 10,464,984,762.54
5. Step 5: Solve for x
   x = 10,464,984,762.54/134,839.72
6. Step 6: Final answer
   x = 77,610.55