Finding the Fourth Proportional to 91,799.22, 137,604.06 and 38,522.12

Step by Step Solution

1. Step 1: Write the proportion equation
   91,799.22 : 137,604.06 = 38,522.12 : x
2. Step 2: Convert to fraction form
   91,799.22/137,604.06 = 38,522.12/x
3. Step 3: Cross multiply
   91,799.22x = 137,604.06 × 38,522.12
4. Step 4: Simplify right side
   91,799.22x = 5,300,800,111.81
5. Step 5: Solve for x
   x = 5,300,800,111.81/91,799.22
6. Step 6: Final answer
   x = 57,743.41