Finding the Third Proportional to 905,296 and 1,984,688

Step by Step Solution

1. Step 1: Write the proportion equation
   905,296 : 1,984,688 = 1,984,688 : x
2. Step 2: Convert to fraction form
   905,296/1,984,688 = 1,984,688/x
3. Step 3: Cross multiply
   905,296x = 1,984,688 × 1,984,688
4. Step 4: Simplify right side
   905,296x = 3,938,986,457,344
5. Step 5: Solve for x
   x = 3,938,986,457,344/905,296
6. Step 6: Final answer
   x = 4,351,048.12