Finding the Third Proportional to 237,123 and 361,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,123 : 361,705.50 = 361,705.50 : x
2. Step 2: Convert to fraction form
   237,123/361,705.50 = 361,705.50/x
3. Step 3: Cross multiply
   237,123x = 361,705.50 × 361,705.50
4. Step 4: Simplify right side
   237,123x = 130,830,868,730.25
5. Step 5: Solve for x
   x = 130,830,868,730.25/237,123
6. Step 6: Final answer
   x = 551,742.63