Finding the Third Proportional to 798,156 and 1,173,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   798,156 : 1,173,892.50 = 1,173,892.50 : x
2. Step 2: Convert to fraction form
   798,156/1,173,892.50 = 1,173,892.50/x
3. Step 3: Cross multiply
   798,156x = 1,173,892.50 × 1,173,892.50
4. Step 4: Simplify right side
   798,156x = 1,378,023,601,556.25
5. Step 5: Solve for x
   x = 1,378,023,601,556.25/798,156
6. Step 6: Final answer
   x = 1,726,509.11