Finding the Fourth Proportional to 91,719.46, 137,568.42 and 25,166.32

Step by Step Solution

1. Step 1: Write the proportion equation
   91,719.46 : 137,568.42 = 25,166.32 : x
2. Step 2: Convert to fraction form
   91,719.46/137,568.42 = 25,166.32/x
3. Step 3: Cross multiply
   91,719.46x = 137,568.42 × 25,166.32
4. Step 4: Simplify right side
   91,719.46x = 3,462,090,879.61
5. Step 5: Solve for x
   x = 3,462,090,879.61/91,719.46
6. Step 6: Final answer
   x = 37,746.52