Finding the Third Proportional to 473,145 and 714,637.50

Step by Step Solution

1. Step 1: Write the proportion equation
   473,145 : 714,637.50 = 714,637.50 : x
2. Step 2: Convert to fraction form
   473,145/714,637.50 = 714,637.50/x
3. Step 3: Cross multiply
   473,145x = 714,637.50 × 714,637.50
4. Step 4: Simplify right side
   473,145x = 510,706,756,406.25
5. Step 5: Solve for x
   x = 510,706,756,406.25/473,145
6. Step 6: Final answer
   x = 1,079,387.41