Finding the Third Proportional to 372,646.50 and 804,342

Step by Step Solution

1. Step 1: Write the proportion equation
   372,646.50 : 804,342 = 804,342 : x
2. Step 2: Convert to fraction form
   372,646.50/804,342 = 804,342/x
3. Step 3: Cross multiply
   372,646.50x = 804,342 × 804,342
4. Step 4: Simplify right side
   372,646.50x = 646,966,052,964
5. Step 5: Solve for x
   x = 646,966,052,964/372,646.50
6. Step 6: Final answer
   x = 1,736,138.82