Finding the Third Proportional to 70,491 and 103,789

Step by Step Solution

1. Step 1: Write the proportion equation
   70,491 : 103,789 = 103,789 : x
2. Step 2: Convert to fraction form
   70,491/103,789 = 103,789/x
3. Step 3: Cross multiply
   70,491x = 103,789 × 103,789
4. Step 4: Simplify right side
   70,491x = 10,772,156,521
5. Step 5: Solve for x
   x = 10,772,156,521/70,491
6. Step 6: Final answer
   x = 152,816.05