Finding the Third Proportional to 850,784.50 and 1,318,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   850,784.50 : 1,318,005.50 = 1,318,005.50 : x
2. Step 2: Convert to fraction form
   850,784.50/1,318,005.50 = 1,318,005.50/x
3. Step 3: Cross multiply
   850,784.50x = 1,318,005.50 × 1,318,005.50
4. Step 4: Simplify right side
   850,784.50x = 1,737,138,498,030.25
5. Step 5: Solve for x
   x = 1,737,138,498,030.25/850,784.50
6. Step 6: Final answer
   x = 2,041,807.88