Finding the Third Proportional to 980,739.75 and 2,116,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   980,739.75 : 2,116,300.50 = 2,116,300.50 : x
2. Step 2: Convert to fraction form
   980,739.75/2,116,300.50 = 2,116,300.50/x
3. Step 3: Cross multiply
   980,739.75x = 2,116,300.50 × 2,116,300.50
4. Step 4: Simplify right side
   980,739.75x = 4,478,727,806,300.25
5. Step 5: Solve for x
   x = 4,478,727,806,300.25/980,739.75
6. Step 6: Final answer
   x = 4,566,683.27