Finding the Third Proportional to 56,448 and 84,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,448 : 84,667.50 = 84,667.50 : x
2. Step 2: Convert to fraction form
   56,448/84,667.50 = 84,667.50/x
3. Step 3: Cross multiply
   56,448x = 84,667.50 × 84,667.50
4. Step 4: Simplify right side
   56,448x = 7,168,585,556.25
5. Step 5: Solve for x
   x = 7,168,585,556.25/56,448
6. Step 6: Final answer
   x = 126,994.50