Finding the Fourth Proportional to 60,722.88, 91,098.89 and 19,169.88

Step by Step Solution

1. Step 1: Write the proportion equation
   60,722.88 : 91,098.89 = 19,169.88 : x
2. Step 2: Convert to fraction form
   60,722.88/91,098.89 = 19,169.88/x
3. Step 3: Cross multiply
   60,722.88x = 91,098.89 × 19,169.88
4. Step 4: Simplify right side
   60,722.88x = 1,746,354,789.43
5. Step 5: Solve for x
   x = 1,746,354,789.43/60,722.88
6. Step 6: Final answer
   x = 28,759.42