Finding the Third Proportional to 70,471 and 109,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,471 : 109,069.50 = 109,069.50 : x
2. Step 2: Convert to fraction form
   70,471/109,069.50 = 109,069.50/x
3. Step 3: Cross multiply
   70,471x = 109,069.50 × 109,069.50
4. Step 4: Simplify right side
   70,471x = 11,896,155,830.25
5. Step 5: Solve for x
   x = 11,896,155,830.25/70,471
6. Step 6: Final answer
   x = 168,809.24