Finding the Third Proportional to 772,660 and 1,181,953.50

Step by Step Solution

1. Step 1: Write the proportion equation
   772,660 : 1,181,953.50 = 1,181,953.50 : x
2. Step 2: Convert to fraction form
   772,660/1,181,953.50 = 1,181,953.50/x
3. Step 3: Cross multiply
   772,660x = 1,181,953.50 × 1,181,953.50
4. Step 4: Simplify right side
   772,660x = 1,397,014,076,162.25
5. Step 5: Solve for x
   x = 1,397,014,076,162.25/772,660
6. Step 6: Final answer
   x = 1,808,057.98