Finding the Third Proportional to 202,422 and 432,870.75

Step by Step Solution

1. Step 1: Write the proportion equation
   202,422 : 432,870.75 = 432,870.75 : x
2. Step 2: Convert to fraction form
   202,422/432,870.75 = 432,870.75/x
3. Step 3: Cross multiply
   202,422x = 432,870.75 × 432,870.75
4. Step 4: Simplify right side
   202,422x = 187,377,086,205.56
5. Step 5: Solve for x
   x = 187,377,086,205.56/202,422
6. Step 6: Final answer
   x = 925,675.50