Finding the Fourth Proportional to 60,685.98, 91,016.01 and 19,123.26

Step by Step Solution

1. Step 1: Write the proportion equation
   60,685.98 : 91,016.01 = 19,123.26 : x
2. Step 2: Convert to fraction form
   60,685.98/91,016.01 = 19,123.26/x
3. Step 3: Cross multiply
   60,685.98x = 91,016.01 × 19,123.26
4. Step 4: Simplify right side
   60,685.98x = 1,740,522,823.39
5. Step 5: Solve for x
   x = 1,740,522,823.39/60,685.98
6. Step 6: Final answer
   x = 28,680.81