Finding the Third Proportional to 549,301.50 and 823,410

Step by Step Solution

1. Step 1: Write the proportion equation
   549,301.50 : 823,410 = 823,410 : x
2. Step 2: Convert to fraction form
   549,301.50/823,410 = 823,410/x
3. Step 3: Cross multiply
   549,301.50x = 823,410 × 823,410
4. Step 4: Simplify right side
   549,301.50x = 678,004,028,100
5. Step 5: Solve for x
   x = 678,004,028,100/549,301.50
6. Step 6: Final answer
   x = 1,234,302.16