Finding the Fourth Proportional to 39,300.05, 58,913.02 and 19,559.95

Step by Step Solution

1. Step 1: Write the proportion equation
   39,300.05 : 58,913.02 = 19,559.95 : x
2. Step 2: Convert to fraction form
   39,300.05/58,913.02 = 19,559.95/x
3. Step 3: Cross multiply
   39,300.05x = 58,913.02 × 19,559.95
4. Step 4: Simplify right side
   39,300.05x = 1,152,335,333.18
5. Step 5: Solve for x
   x = 1,152,335,333.18/39,300.05
6. Step 6: Final answer
   x = 29,321.47