Finding the Third Proportional to 211,531.50 and 461,646

Step by Step Solution

1. Step 1: Write the proportion equation
   211,531.50 : 461,646 = 461,646 : x
2. Step 2: Convert to fraction form
   211,531.50/461,646 = 461,646/x
3. Step 3: Cross multiply
   211,531.50x = 461,646 × 461,646
4. Step 4: Simplify right side
   211,531.50x = 213,117,029,316
5. Step 5: Solve for x
   x = 213,117,029,316/211,531.50
6. Step 6: Final answer
   x = 1,007,495.48