Finding the Third Proportional to 335,047.50 and 722,583

Step by Step Solution

1. Step 1: Write the proportion equation
   335,047.50 : 722,583 = 722,583 : x
2. Step 2: Convert to fraction form
   335,047.50/722,583 = 722,583/x
3. Step 3: Cross multiply
   335,047.50x = 722,583 × 722,583
4. Step 4: Simplify right side
   335,047.50x = 522,126,191,889
5. Step 5: Solve for x
   x = 522,126,191,889/335,047.50
6. Step 6: Final answer
   x = 1,558,364.69