Finding the Third Proportional to 193,889.50 and 410,134

Step by Step Solution

1. Step 1: Write the proportion equation
   193,889.50 : 410,134 = 410,134 : x
2. Step 2: Convert to fraction form
   193,889.50/410,134 = 410,134/x
3. Step 3: Cross multiply
   193,889.50x = 410,134 × 410,134
4. Step 4: Simplify right side
   193,889.50x = 168,209,897,956
5. Step 5: Solve for x
   x = 168,209,897,956/193,889.50
6. Step 6: Final answer
   x = 867,555.48