Finding the Fourth Proportional to 91,815.84, 137,707.20 and 25,247.34

Step by Step Solution

1. Step 1: Write the proportion equation
   91,815.84 : 137,707.20 = 25,247.34 : x
2. Step 2: Convert to fraction form
   91,815.84/137,707.20 = 25,247.34/x
3. Step 3: Cross multiply
   91,815.84x = 137,707.20 × 25,247.34
4. Step 4: Simplify right side
   91,815.84x = 3,476,740,498.85
5. Step 5: Solve for x
   x = 3,476,740,498.85/91,815.84
6. Step 6: Final answer
   x = 37,866.46