Finding the Fourth Proportional to 59,771.72, 89,657.56 and 19,779.96

Step by Step Solution

1. Step 1: Write the proportion equation
   59,771.72 : 89,657.56 = 19,779.96 : x
2. Step 2: Convert to fraction form
   59,771.72/89,657.56 = 19,779.96/x
3. Step 3: Cross multiply
   59,771.72x = 89,657.56 × 19,779.96
4. Step 4: Simplify right side
   59,771.72x = 1,773,422,950.50
5. Step 5: Solve for x
   x = 1,773,422,950.50/59,771.72
6. Step 6: Final answer
   x = 29,669.93