Finding the Third Proportional to 152,172 and 234,194

Step by Step Solution

1. Step 1: Write the proportion equation
   152,172 : 234,194 = 234,194 : x
2. Step 2: Convert to fraction form
   152,172/234,194 = 234,194/x
3. Step 3: Cross multiply
   152,172x = 234,194 × 234,194
4. Step 4: Simplify right side
   152,172x = 54,846,829,636
5. Step 5: Solve for x
   x = 54,846,829,636/152,172
6. Step 6: Final answer
   x = 360,426.55