Finding the Fourth Proportional to 71,456.32, 107,162.01 and 25,858.14

Step by Step Solution

1. Step 1: Write the proportion equation
   71,456.32 : 107,162.01 = 25,858.14 : x
2. Step 2: Convert to fraction form
   71,456.32/107,162.01 = 25,858.14/x
3. Step 3: Cross multiply
   71,456.32x = 107,162.01 × 25,858.14
4. Step 4: Simplify right side
   71,456.32x = 2,771,009,855.40
5. Step 5: Solve for x
   x = 2,771,009,855.40/71,456.32
6. Step 6: Final answer
   x = 38,779.07