Finding the Fourth Proportional to 58,766.34, 88,162.56 and 19,321.86

Step by Step Solution

1. Step 1: Write the proportion equation
   58,766.34 : 88,162.56 = 19,321.86 : x
2. Step 2: Convert to fraction form
   58,766.34/88,162.56 = 19,321.86/x
3. Step 3: Cross multiply
   58,766.34x = 88,162.56 × 19,321.86
4. Step 4: Simplify right side
   58,766.34x = 1,703,464,641.56
5. Step 5: Solve for x
   x = 1,703,464,641.56/58,766.34
6. Step 6: Final answer
   x = 28,987.08