Finding the Third Proportional to 166,320 and 364,531.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,320 : 364,531.50 = 364,531.50 : x
2. Step 2: Convert to fraction form
   166,320/364,531.50 = 364,531.50/x
3. Step 3: Cross multiply
   166,320x = 364,531.50 × 364,531.50
4. Step 4: Simplify right side
   166,320x = 132,883,214,492.25
5. Step 5: Solve for x
   x = 132,883,214,492.25/166,320
6. Step 6: Final answer
   x = 798,961.13