Finding the Fourth Proportional to 58,632.88, 87,940.82 and 19,191.56

Step by Step Solution

1. Step 1: Write the proportion equation
   58,632.88 : 87,940.82 = 19,191.56 : x
2. Step 2: Convert to fraction form
   58,632.88/87,940.82 = 19,191.56/x
3. Step 3: Cross multiply
   58,632.88x = 87,940.82 × 19,191.56
4. Step 4: Simplify right side
   58,632.88x = 1,687,721,523.48
5. Step 5: Solve for x
   x = 1,687,721,523.48/58,632.88
6. Step 6: Final answer
   x = 28,784.56