Finding the Third Proportional to 619,812 and 957,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   619,812 : 957,055.50 = 957,055.50 : x
2. Step 2: Convert to fraction form
   619,812/957,055.50 = 957,055.50/x
3. Step 3: Cross multiply
   619,812x = 957,055.50 × 957,055.50
4. Step 4: Simplify right side
   619,812x = 915,955,230,080.25
5. Step 5: Solve for x
   x = 915,955,230,080.25/619,812
6. Step 6: Final answer
   x = 1,477,795.25