Finding the Fourth Proportional to 58,553.88, 87,844.82 and 19,111.07

Step by Step Solution

1. Step 1: Write the proportion equation
   58,553.88 : 87,844.82 = 19,111.07 : x
2. Step 2: Convert to fraction form
   58,553.88/87,844.82 = 19,111.07/x
3. Step 3: Cross multiply
   58,553.88x = 87,844.82 × 19,111.07
4. Step 4: Simplify right side
   58,553.88x = 1,678,807,969.38
5. Step 5: Solve for x
   x = 1,678,807,969.38/58,553.88
6. Step 6: Final answer
   x = 28,671.17