Finding the Third Proportional to 70,490 and 103,786

Step by Step Solution

1. Step 1: Write the proportion equation
   70,490 : 103,786 = 103,786 : x
2. Step 2: Convert to fraction form
   70,490/103,786 = 103,786/x
3. Step 3: Cross multiply
   70,490x = 103,786 × 103,786
4. Step 4: Simplify right side
   70,490x = 10,771,533,796
5. Step 5: Solve for x
   x = 10,771,533,796/70,490
6. Step 6: Final answer
   x = 152,809.39