Finding the Third Proportional to 45,918.50 and 70,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,918.50 : 70,924.50 = 70,924.50 : x
2. Step 2: Convert to fraction form
   45,918.50/70,924.50 = 70,924.50/x
3. Step 3: Cross multiply
   45,918.50x = 70,924.50 × 70,924.50
4. Step 4: Simplify right side
   45,918.50x = 5,030,284,700.25
5. Step 5: Solve for x
   x = 5,030,284,700.25/45,918.50
6. Step 6: Final answer
   x = 109,548.11