Finding the Third Proportional to 147,936 and 240,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,936 : 240,346.50 = 240,346.50 : x
2. Step 2: Convert to fraction form
   147,936/240,346.50 = 240,346.50/x
3. Step 3: Cross multiply
   147,936x = 240,346.50 × 240,346.50
4. Step 4: Simplify right side
   147,936x = 57,766,440,062.25
5. Step 5: Solve for x
   x = 57,766,440,062.25/147,936
6. Step 6: Final answer
   x = 390,482.64