Finding the Third Proportional to 185,253 and 398,592.38

Step by Step Solution

1. Step 1: Write the proportion equation
   185,253 : 398,592.38 = 398,592.38 : x
2. Step 2: Convert to fraction form
   185,253/398,592.38 = 398,592.38/x
3. Step 3: Cross multiply
   185,253x = 398,592.38 × 398,592.38
4. Step 4: Simplify right side
   185,253x = 158,875,881,408.14
5. Step 5: Solve for x
   x = 158,875,881,408.14/185,253
6. Step 6: Final answer
   x = 857,615.70