Finding the Third Proportional to 69,375 and 103,783

Step by Step Solution

1. Step 1: Write the proportion equation
   69,375 : 103,783 = 103,783 : x
2. Step 2: Convert to fraction form
   69,375/103,783 = 103,783/x
3. Step 3: Cross multiply
   69,375x = 103,783 × 103,783
4. Step 4: Simplify right side
   69,375x = 10,770,911,089
5. Step 5: Solve for x
   x = 10,770,911,089/69,375
6. Step 6: Final answer
   x = 155,256.38