Finding the Third Proportional to 574,438 and 804,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   574,438 : 804,967.50 = 804,967.50 : x
2. Step 2: Convert to fraction form
   574,438/804,967.50 = 804,967.50/x
3. Step 3: Cross multiply
   574,438x = 804,967.50 × 804,967.50
4. Step 4: Simplify right side
   574,438x = 647,972,676,056.25
5. Step 5: Solve for x
   x = 647,972,676,056.25/574,438
6. Step 6: Final answer
   x = 1,128,011.51