Finding the Third Proportional to 790,077 and 1,191,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   790,077 : 1,191,991.50 = 1,191,991.50 : x
2. Step 2: Convert to fraction form
   790,077/1,191,991.50 = 1,191,991.50/x
3. Step 3: Cross multiply
   790,077x = 1,191,991.50 × 1,191,991.50
4. Step 4: Simplify right side
   790,077x = 1,420,843,736,072.25
5. Step 5: Solve for x
   x = 1,420,843,736,072.25/790,077
6. Step 6: Final answer
   x = 1,798,361.09