Finding the Fourth Proportional to 59,308.09, 88,939.78 and 19,316.63

Step by Step Solution

1. Step 1: Write the proportion equation
   59,308.09 : 88,939.78 = 19,316.63 : x
2. Step 2: Convert to fraction form
   59,308.09/88,939.78 = 19,316.63/x
3. Step 3: Cross multiply
   59,308.09x = 88,939.78 × 19,316.63
4. Step 4: Simplify right side
   59,308.09x = 1,718,016,822.54
5. Step 5: Solve for x
   x = 1,718,016,822.54/59,308.09
6. Step 6: Final answer
   x = 28,967.66