Finding the Third Proportional to 513,133.50 and 804,942

Step by Step Solution

1. Step 1: Write the proportion equation
   513,133.50 : 804,942 = 804,942 : x
2. Step 2: Convert to fraction form
   513,133.50/804,942 = 804,942/x
3. Step 3: Cross multiply
   513,133.50x = 804,942 × 804,942
4. Step 4: Simplify right side
   513,133.50x = 647,931,623,364
5. Step 5: Solve for x
   x = 647,931,623,364/513,133.50
6. Step 6: Final answer
   x = 1,262,696.01