Finding the Third Proportional to 304,380 and 473,145.75

Step by Step Solution

1. Step 1: Write the proportion equation
   304,380 : 473,145.75 = 473,145.75 : x
2. Step 2: Convert to fraction form
   304,380/473,145.75 = 473,145.75/x
3. Step 3: Cross multiply
   304,380x = 473,145.75 × 473,145.75
4. Step 4: Simplify right side
   304,380x = 223,866,900,743.06
5. Step 5: Solve for x
   x = 223,866,900,743.06/304,380
6. Step 6: Final answer
   x = 735,484.92