Finding the Third Proportional to 56,822 and 86,962.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,822 : 86,962.50 = 86,962.50 : x
2. Step 2: Convert to fraction form
   56,822/86,962.50 = 86,962.50/x
3. Step 3: Cross multiply
   56,822x = 86,962.50 × 86,962.50
4. Step 4: Simplify right side
   56,822x = 7,562,476,406.25
5. Step 5: Solve for x
   x = 7,562,476,406.25/56,822
6. Step 6: Final answer
   x = 133,090.64