Finding the Third Proportional to 240,428 and 513,035.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,428 : 513,035.50 = 513,035.50 : x
2. Step 2: Convert to fraction form
   240,428/513,035.50 = 513,035.50/x
3. Step 3: Cross multiply
   240,428x = 513,035.50 × 513,035.50
4. Step 4: Simplify right side
   240,428x = 263,205,424,260.25
5. Step 5: Solve for x
   x = 263,205,424,260.25/240,428
6. Step 6: Final answer
   x = 1,094,736.99