Finding the Third Proportional to 70,699.50 and 103,673.25

Step by Step Solution

1. Step 1: Write the proportion equation
   70,699.50 : 103,673.25 = 103,673.25 : x
2. Step 2: Convert to fraction form
   70,699.50/103,673.25 = 103,673.25/x
3. Step 3: Cross multiply
   70,699.50x = 103,673.25 × 103,673.25
4. Step 4: Simplify right side
   70,699.50x = 10,748,142,765.56
5. Step 5: Solve for x
   x = 10,748,142,765.56/70,699.50
6. Step 6: Final answer
   x = 152,025.73