Finding the Third Proportional to 190,407 and 267,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   190,407 : 267,466.50 = 267,466.50 : x
2. Step 2: Convert to fraction form
   190,407/267,466.50 = 267,466.50/x
3. Step 3: Cross multiply
   190,407x = 267,466.50 × 267,466.50
4. Step 4: Simplify right side
   190,407x = 71,538,328,622.25
5. Step 5: Solve for x
   x = 71,538,328,622.25/190,407
6. Step 6: Final answer
   x = 375,712.70