Finding the Fourth Proportional to 38,719.98, 53,085.69 and 38,020.14

Step by Step Solution

1. Step 1: Write the proportion equation
   38,719.98 : 53,085.69 = 38,020.14 : x
2. Step 2: Convert to fraction form
   38,719.98/53,085.69 = 38,020.14/x
3. Step 3: Cross multiply
   38,719.98x = 53,085.69 × 38,020.14
4. Step 4: Simplify right side
   38,719.98x = 2,018,325,365.80
5. Step 5: Solve for x
   x = 2,018,325,365.80/38,719.98
6. Step 6: Final answer
   x = 52,126.20