Finding the Third Proportional to 236,421 and 374,341.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,421 : 374,341.50 = 374,341.50 : x
2. Step 2: Convert to fraction form
   236,421/374,341.50 = 374,341.50/x
3. Step 3: Cross multiply
   236,421x = 374,341.50 × 374,341.50
4. Step 4: Simplify right side
   236,421x = 140,131,558,622.25
5. Step 5: Solve for x
   x = 140,131,558,622.25/236,421
6. Step 6: Final answer
   x = 592,720.44