Finding the Fourth Proportional to 58,930.77, 88,387.38 and 19,488.09

Step by Step Solution

1. Step 1: Write the proportion equation
   58,930.77 : 88,387.38 = 19,488.09 : x
2. Step 2: Convert to fraction form
   58,930.77/88,387.38 = 19,488.09/x
3. Step 3: Cross multiply
   58,930.77x = 88,387.38 × 19,488.09
4. Step 4: Simplify right side
   58,930.77x = 1,722,501,216.30
5. Step 5: Solve for x
   x = 1,722,501,216.30/58,930.77
6. Step 6: Final answer
   x = 29,229.23