Finding the Fourth Proportional to 91,720.18, 137,461.83 and 41,082.22

Step by Step Solution

1. Step 1: Write the proportion equation
   91,720.18 : 137,461.83 = 41,082.22 : x
2. Step 2: Convert to fraction form
   91,720.18/137,461.83 = 41,082.22/x
3. Step 3: Cross multiply
   91,720.18x = 137,461.83 × 41,082.22
4. Step 4: Simplify right side
   91,720.18x = 5,647,237,141.66
5. Step 5: Solve for x
   x = 5,647,237,141.66/91,720.18
6. Step 6: Final answer
   x = 61,570.28