Finding the Third Proportional to 98,922 and 239,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,922 : 239,308.50 = 239,308.50 : x
2. Step 2: Convert to fraction form
   98,922/239,308.50 = 239,308.50/x
3. Step 3: Cross multiply
   98,922x = 239,308.50 × 239,308.50
4. Step 4: Simplify right side
   98,922x = 57,268,558,172.25
5. Step 5: Solve for x
   x = 57,268,558,172.25/98,922
6. Step 6: Final answer
   x = 578,926.41