Finding the Fourth Proportional to 140,013.72, 210,020.16 and 34,832.68

Step by Step Solution

1. Step 1: Write the proportion equation
   140,013.72 : 210,020.16 = 34,832.68 : x
2. Step 2: Convert to fraction form
   140,013.72/210,020.16 = 34,832.68/x
3. Step 3: Cross multiply
   140,013.72x = 210,020.16 × 34,832.68
4. Step 4: Simplify right side
   140,013.72x = 7,315,565,026.83
5. Step 5: Solve for x
   x = 7,315,565,026.83/140,013.72
6. Step 6: Final answer
   x = 52,248.92