Finding the Fourth Proportional to 59,406.76, 89,111.49 and 19,964.22

Step by Step Solution

1. Step 1: Write the proportion equation
   59,406.76 : 89,111.49 = 19,964.22 : x
2. Step 2: Convert to fraction form
   59,406.76/89,111.49 = 19,964.22/x
3. Step 3: Cross multiply
   59,406.76x = 89,111.49 × 19,964.22
4. Step 4: Simplify right side
   59,406.76x = 1,779,041,390.89
5. Step 5: Solve for x
   x = 1,779,041,390.89/59,406.76
6. Step 6: Final answer
   x = 29,946.78