Finding the Fourth Proportional to 59,490.93, 89,242.55 and 20,051.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,490.93 : 89,242.55 = 20,051.12 : x
2. Step 2: Convert to fraction form
   59,490.93/89,242.55 = 20,051.12/x
3. Step 3: Cross multiply
   59,490.93x = 89,242.55 × 20,051.12
4. Step 4: Simplify right side
   59,490.93x = 1,789,412,998.01
5. Step 5: Solve for x
   x = 1,789,412,998.01/59,490.93
6. Step 6: Final answer
   x = 30,078.75