Finding the Fourth Proportional to 38,837.88, 58,131.50 and 20,092.10

Step by Step Solution

1. Step 1: Write the proportion equation
   38,837.88 : 58,131.50 = 20,092.10 : x
2. Step 2: Convert to fraction form
   38,837.88/58,131.50 = 20,092.10/x
3. Step 3: Cross multiply
   38,837.88x = 58,131.50 × 20,092.10
4. Step 4: Simplify right side
   38,837.88x = 1,167,983,520.03
5. Step 5: Solve for x
   x = 1,167,983,520.03/38,837.88
6. Step 6: Final answer
   x = 30,073.31