Finding the Fourth Proportional to 59,408.56, 89,118.32 and 19,427.76

Step by Step Solution

1. Step 1: Write the proportion equation
   59,408.56 : 89,118.32 = 19,427.76 : x
2. Step 2: Convert to fraction form
   59,408.56/89,118.32 = 19,427.76/x
3. Step 3: Cross multiply
   59,408.56x = 89,118.32 × 19,427.76
4. Step 4: Simplify right side
   59,408.56x = 1,731,368,886.97
5. Step 5: Solve for x
   x = 1,731,368,886.97/59,408.56
6. Step 6: Final answer
   x = 29,143.42