Finding the Third Proportional to 619,995 and 877,533.50

Step by Step Solution

1. Step 1: Write the proportion equation
   619,995 : 877,533.50 = 877,533.50 : x
2. Step 2: Convert to fraction form
   619,995/877,533.50 = 877,533.50/x
3. Step 3: Cross multiply
   619,995x = 877,533.50 × 877,533.50
4. Step 4: Simplify right side
   619,995x = 770,065,043,622.25
5. Step 5: Solve for x
   x = 770,065,043,622.25/619,995
6. Step 6: Final answer
   x = 1,242,050.41