Finding the Third Proportional to 169,572 and 262,447.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,572 : 262,447.50 = 262,447.50 : x
2. Step 2: Convert to fraction form
   169,572/262,447.50 = 262,447.50/x
3. Step 3: Cross multiply
   169,572x = 262,447.50 × 262,447.50
4. Step 4: Simplify right side
   169,572x = 68,878,690,256.25
5. Step 5: Solve for x
   x = 68,878,690,256.25/169,572
6. Step 6: Final answer
   x = 406,191.41