Finding the Fourth Proportional to 59,959.99, 89,943.89 and 19,977.27

Step by Step Solution

1. Step 1: Write the proportion equation
   59,959.99 : 89,943.89 = 19,977.27 : x
2. Step 2: Convert to fraction form
   59,959.99/89,943.89 = 19,977.27/x
3. Step 3: Cross multiply
   59,959.99x = 89,943.89 × 19,977.27
4. Step 4: Simplify right side
   59,959.99x = 1,796,833,375.38
5. Step 5: Solve for x
   x = 1,796,833,375.38/59,959.99
6. Step 6: Final answer
   x = 29,967.21