Finding the Third Proportional to 70,275.25 and 111,769.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,275.25 : 111,769.50 = 111,769.50 : x
2. Step 2: Convert to fraction form
   70,275.25/111,769.50 = 111,769.50/x
3. Step 3: Cross multiply
   70,275.25x = 111,769.50 × 111,769.50
4. Step 4: Simplify right side
   70,275.25x = 12,492,421,130.25
5. Step 5: Solve for x
   x = 12,492,421,130.25/70,275.25
6. Step 6: Final answer
   x = 177,764.16