Finding the Third Proportional to 164,430 and 248,421.94

Step by Step Solution

1. Step 1: Write the proportion equation
   164,430 : 248,421.94 = 248,421.94 : x
2. Step 2: Convert to fraction form
   164,430/248,421.94 = 248,421.94/x
3. Step 3: Cross multiply
   164,430x = 248,421.94 × 248,421.94
4. Step 4: Simplify right side
   164,430x = 61,713,459,031.25
5. Step 5: Solve for x
   x = 61,713,459,031.25/164,430
6. Step 6: Final answer
   x = 375,317.52