Finding the Third Proportional to 69,429.38 and 151,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,429.38 : 151,402.50 = 151,402.50 : x
2. Step 2: Convert to fraction form
   69,429.38/151,402.50 = 151,402.50/x
3. Step 3: Cross multiply
   69,429.38x = 151,402.50 × 151,402.50
4. Step 4: Simplify right side
   69,429.38x = 22,922,717,006.25
5. Step 5: Solve for x
   x = 22,922,717,006.25/69,429.38
6. Step 6: Final answer
   x = 330,158.77