Finding the Third Proportional to 69,049 and 151,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,049 : 151,272.50 = 151,272.50 : x
2. Step 2: Convert to fraction form
   69,049/151,272.50 = 151,272.50/x
3. Step 3: Cross multiply
   69,049x = 151,272.50 × 151,272.50
4. Step 4: Simplify right side
   69,049x = 22,883,369,256.25
5. Step 5: Solve for x
   x = 22,883,369,256.25/69,049
6. Step 6: Final answer
   x = 331,407.69