Finding the Fourth Proportional to 60,673.58, 91,051.37 and 21,231.03

Step by Step Solution

1. Step 1: Write the proportion equation
   60,673.58 : 91,051.37 = 21,231.03 : x
2. Step 2: Convert to fraction form
   60,673.58/91,051.37 = 21,231.03/x
3. Step 3: Cross multiply
   60,673.58x = 91,051.37 × 21,231.03
4. Step 4: Simplify right side
   60,673.58x = 1,933,114,261.86
5. Step 5: Solve for x
   x = 1,933,114,261.86/60,673.58
6. Step 6: Final answer
   x = 31,860.89