Finding the Third Proportional to 71,858.25 and 151,158.38

Step by Step Solution

1. Step 1: Write the proportion equation
   71,858.25 : 151,158.38 = 151,158.38 : x
2. Step 2: Convert to fraction form
   71,858.25/151,158.38 = 151,158.38/x
3. Step 3: Cross multiply
   71,858.25x = 151,158.38 × 151,158.38
4. Step 4: Simplify right side
   71,858.25x = 22,848,854,332.64
5. Step 5: Solve for x
   x = 22,848,854,332.64/71,858.25
6. Step 6: Final answer
   x = 317,971.20