Finding the Third Proportional to 69,255 and 103,426.88

Step by Step Solution

1. Step 1: Write the proportion equation
   69,255 : 103,426.88 = 103,426.88 : x
2. Step 2: Convert to fraction form
   69,255/103,426.88 = 103,426.88/x
3. Step 3: Cross multiply
   69,255x = 103,426.88 × 103,426.88
4. Step 4: Simplify right side
   69,255x = 10,697,118,472.27
5. Step 5: Solve for x
   x = 10,697,118,472.27/69,255
6. Step 6: Final answer
   x = 154,459.87