Finding the Third Proportional to 656,802 and 1,421,554.50

Step by Step Solution

1. Step 1: Write the proportion equation
   656,802 : 1,421,554.50 = 1,421,554.50 : x
2. Step 2: Convert to fraction form
   656,802/1,421,554.50 = 1,421,554.50/x
3. Step 3: Cross multiply
   656,802x = 1,421,554.50 × 1,421,554.50
4. Step 4: Simplify right side
   656,802x = 2,020,817,196,470.25
5. Step 5: Solve for x
   x = 2,020,817,196,470.25/656,802
6. Step 6: Final answer
   x = 3,076,752.50