Finding the Third Proportional to 863,282 and 1,877,784

Step by Step Solution

1. Step 1: Write the proportion equation
   863,282 : 1,877,784 = 1,877,784 : x
2. Step 2: Convert to fraction form
   863,282/1,877,784 = 1,877,784/x
3. Step 3: Cross multiply
   863,282x = 1,877,784 × 1,877,784
4. Step 4: Simplify right side
   863,282x = 3,526,072,750,656
5. Step 5: Solve for x
   x = 3,526,072,750,656/863,282
6. Step 6: Final answer
   x = 4,084,497.01