Finding the Third Proportional to 56,322 and 84,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,322 : 84,307.50 = 84,307.50 : x
2. Step 2: Convert to fraction form
   56,322/84,307.50 = 84,307.50/x
3. Step 3: Cross multiply
   56,322x = 84,307.50 × 84,307.50
4. Step 4: Simplify right side
   56,322x = 7,107,754,556.25
5. Step 5: Solve for x
   x = 7,107,754,556.25/56,322
6. Step 6: Final answer
   x = 126,198.55