Finding the Fourth Proportional to 91,667.17, 137,500.87 and 25,107.87

Step by Step Solution

1. Step 1: Write the proportion equation
   91,667.17 : 137,500.87 = 25,107.87 : x
2. Step 2: Convert to fraction form
   91,667.17/137,500.87 = 25,107.87/x
3. Step 3: Cross multiply
   91,667.17x = 137,500.87 × 25,107.87
4. Step 4: Simplify right side
   91,667.17x = 3,452,354,398.17
5. Step 5: Solve for x
   x = 3,452,354,398.17/91,667.17
6. Step 6: Final answer
   x = 37,661.84