Finding the Third Proportional to 214,920 and 461,554.88

Step by Step Solution

1. Step 1: Write the proportion equation
   214,920 : 461,554.88 = 461,554.88 : x
2. Step 2: Convert to fraction form
   214,920/461,554.88 = 461,554.88/x
3. Step 3: Cross multiply
   214,920x = 461,554.88 × 461,554.88
4. Step 4: Simplify right side
   214,920x = 213,032,902,636.27
5. Step 5: Solve for x
   x = 213,032,902,636.27/214,920
6. Step 6: Final answer
   x = 991,219.54