Finding the Third Proportional to 129,471 and 174,925.50

Step by Step Solution

1. Step 1: Write the proportion equation
   129,471 : 174,925.50 = 174,925.50 : x
2. Step 2: Convert to fraction form
   129,471/174,925.50 = 174,925.50/x
3. Step 3: Cross multiply
   129,471x = 174,925.50 × 174,925.50
4. Step 4: Simplify right side
   129,471x = 30,598,930,550.25
5. Step 5: Solve for x
   x = 30,598,930,550.25/129,471
6. Step 6: Final answer
   x = 236,338.10