Finding the Third Proportional to 404,263 and 875,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,263 : 875,805.50 = 875,805.50 : x
2. Step 2: Convert to fraction form
   404,263/875,805.50 = 875,805.50/x
3. Step 3: Cross multiply
   404,263x = 875,805.50 × 875,805.50
4. Step 4: Simplify right side
   404,263x = 767,035,273,830.25
5. Step 5: Solve for x
   x = 767,035,273,830.25/404,263
6. Step 6: Final answer
   x = 1,897,367.00