Finding the Fourth Proportional to 59,947.86, 89,902.33 and 19,956.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,947.86 : 89,902.33 = 19,956.10 : x
2. Step 2: Convert to fraction form
   59,947.86/89,902.33 = 19,956.10/x
3. Step 3: Cross multiply
   59,947.86x = 89,902.33 × 19,956.10
4. Step 4: Simplify right side
   59,947.86x = 1,794,100,296.05
5. Step 5: Solve for x
   x = 1,794,100,296.05/59,947.86
6. Step 6: Final answer
   x = 29,927.68