Finding the Fourth Proportional to 91,452.36, 137,222.28 and 32,315.88

Step by Step Solution

1. Step 1: Write the proportion equation
   91,452.36 : 137,222.28 = 32,315.88 : x
2. Step 2: Convert to fraction form
   91,452.36/137,222.28 = 32,315.88/x
3. Step 3: Cross multiply
   91,452.36x = 137,222.28 × 32,315.88
4. Step 4: Simplify right side
   91,452.36x = 4,434,459,248.39
5. Step 5: Solve for x
   x = 4,434,459,248.39/91,452.36
6. Step 6: Final answer
   x = 48,489.28