Finding the Third Proportional to 800,835 and 1,078,672.50

Step by Step Solution

1. Step 1: Write the proportion equation
   800,835 : 1,078,672.50 = 1,078,672.50 : x
2. Step 2: Convert to fraction form
   800,835/1,078,672.50 = 1,078,672.50/x
3. Step 3: Cross multiply
   800,835x = 1,078,672.50 × 1,078,672.50
4. Step 4: Simplify right side
   800,835x = 1,163,534,362,256.25
5. Step 5: Solve for x
   x = 1,163,534,362,256.25/800,835
6. Step 6: Final answer
   x = 1,452,901.49