Finding the Fourth Proportional to 91,372.82, 137,022.89 and 35,181.81

Step by Step Solution

1. Step 1: Write the proportion equation
   91,372.82 : 137,022.89 = 35,181.81 : x
2. Step 2: Convert to fraction form
   91,372.82/137,022.89 = 35,181.81/x
3. Step 3: Cross multiply
   91,372.82x = 137,022.89 × 35,181.81
4. Step 4: Simplify right side
   91,372.82x = 4,820,713,105.72
5. Step 5: Solve for x
   x = 4,820,713,105.72/91,372.82
6. Step 6: Final answer
   x = 52,758.72