Finding the Fourth Proportional to 91,619.82, 137,427.79 and 25,059.96

Step by Step Solution

1. Step 1: Write the proportion equation
   91,619.82 : 137,427.79 = 25,059.96 : x
2. Step 2: Convert to fraction form
   91,619.82/137,427.79 = 25,059.96/x
3. Step 3: Cross multiply
   91,619.82x = 137,427.79 × 25,059.96
4. Step 4: Simplify right side
   91,619.82x = 3,443,934,170.50
5. Step 5: Solve for x
   x = 3,443,934,170.50/91,619.82
6. Step 6: Final answer
   x = 37,589.40