Finding the Third Proportional to 70,093.69 and 149,365.69

Step by Step Solution

1. Step 1: Write the proportion equation
   70,093.69 : 149,365.69 = 149,365.69 : x
2. Step 2: Convert to fraction form
   70,093.69/149,365.69 = 149,365.69/x
3. Step 3: Cross multiply
   70,093.69x = 149,365.69 × 149,365.69
4. Step 4: Simplify right side
   70,093.69x = 22,310,108,602.35
5. Step 5: Solve for x
   x = 22,310,108,602.35/70,093.69
6. Step 6: Final answer
   x = 318,289.84