Finding the Third Proportional to 905,308 and 1,984,708

Step by Step Solution

1. Step 1: Write the proportion equation
   905,308 : 1,984,708 = 1,984,708 : x
2. Step 2: Convert to fraction form
   905,308/1,984,708 = 1,984,708/x
3. Step 3: Cross multiply
   905,308x = 1,984,708 × 1,984,708
4. Step 4: Simplify right side
   905,308x = 3,939,065,845,264
5. Step 5: Solve for x
   x = 3,939,065,845,264/905,308
6. Step 6: Final answer
   x = 4,351,078.14