Finding the Third Proportional to 913,805 and 1,980,154

Step by Step Solution

1. Step 1: Write the proportion equation
   913,805 : 1,980,154 = 1,980,154 : x
2. Step 2: Convert to fraction form
   913,805/1,980,154 = 1,980,154/x
3. Step 3: Cross multiply
   913,805x = 1,980,154 × 1,980,154
4. Step 4: Simplify right side
   913,805x = 3,921,009,863,716
5. Step 5: Solve for x
   x = 3,921,009,863,716/913,805
6. Step 6: Final answer
   x = 4,290,860.59