Finding the Fourth Proportional to 91,601.36, 137,402.15 and 25,042.06

Step by Step Solution

1. Step 1: Write the proportion equation
   91,601.36 : 137,402.15 = 25,042.06 : x
2. Step 2: Convert to fraction form
   91,601.36/137,402.15 = 25,042.06/x
3. Step 3: Cross multiply
   91,601.36x = 137,402.15 × 25,042.06
4. Step 4: Simplify right side
   91,601.36x = 3,440,833,001.40
5. Step 5: Solve for x
   x = 3,440,833,001.40/91,601.36
6. Step 6: Final answer
   x = 37,563.12