Finding the Third Proportional to 70,940.81 and 152,953.31

Step by Step Solution

1. Step 1: Write the proportion equation
   70,940.81 : 152,953.31 = 152,953.31 : x
2. Step 2: Convert to fraction form
   70,940.81/152,953.31 = 152,953.31/x
3. Step 3: Cross multiply
   70,940.81x = 152,953.31 × 152,953.31
4. Step 4: Simplify right side
   70,940.81x = 23,394,715,804.72
5. Step 5: Solve for x
   x = 23,394,715,804.72/70,940.81
6. Step 6: Final answer
   x = 329,777.95