Finding the Third Proportional to 293,859 and 436,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   293,859 : 436,468.50 = 436,468.50 : x
2. Step 2: Convert to fraction form
   293,859/436,468.50 = 436,468.50/x
3. Step 3: Cross multiply
   293,859x = 436,468.50 × 436,468.50
4. Step 4: Simplify right side
   293,859x = 190,504,751,492.25
5. Step 5: Solve for x
   x = 190,504,751,492.25/293,859
6. Step 6: Final answer
   x = 648,286.26