Finding the Third Proportional to 913,808 and 1,980,158

Step by Step Solution

1. Step 1: Write the proportion equation
   913,808 : 1,980,158 = 1,980,158 : x
2. Step 2: Convert to fraction form
   913,808/1,980,158 = 1,980,158/x
3. Step 3: Cross multiply
   913,808x = 1,980,158 × 1,980,158
4. Step 4: Simplify right side
   913,808x = 3,921,025,704,964
5. Step 5: Solve for x
   x = 3,921,025,704,964/913,808
6. Step 6: Final answer
   x = 4,290,863.84