Finding the Third Proportional to 980,740 and 2,116,300

Step by Step Solution

1. Step 1: Write the proportion equation
   980,740 : 2,116,300 = 2,116,300 : x
2. Step 2: Convert to fraction form
   980,740/2,116,300 = 2,116,300/x
3. Step 3: Cross multiply
   980,740x = 2,116,300 × 2,116,300
4. Step 4: Simplify right side
   980,740x = 4,478,725,690,000
5. Step 5: Solve for x
   x = 4,478,725,690,000/980,740
6. Step 6: Final answer
   x = 4,566,679.95