Finding the Third Proportional to 908,628 and 1,406,756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   908,628 : 1,406,756.50 = 1,406,756.50 : x
2. Step 2: Convert to fraction form
   908,628/1,406,756.50 = 1,406,756.50/x
3. Step 3: Cross multiply
   908,628x = 1,406,756.50 × 1,406,756.50
4. Step 4: Simplify right side
   908,628x = 1,978,963,850,292.25
5. Step 5: Solve for x
   x = 1,978,963,850,292.25/908,628
6. Step 6: Final answer
   x = 2,177,969.26