Finding the Third Proportional to 302,100 and 651,490.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,100 : 651,490.50 = 651,490.50 : x
2. Step 2: Convert to fraction form
   302,100/651,490.50 = 651,490.50/x
3. Step 3: Cross multiply
   302,100x = 651,490.50 × 651,490.50
4. Step 4: Simplify right side
   302,100x = 424,439,871,590.25
5. Step 5: Solve for x
   x = 424,439,871,590.25/302,100
6. Step 6: Final answer
   x = 1,404,964.82