Finding the Third Proportional to 134,635.50 and 292,908

Step by Step Solution

1. Step 1: Write the proportion equation
   134,635.50 : 292,908 = 292,908 : x
2. Step 2: Convert to fraction form
   134,635.50/292,908 = 292,908/x
3. Step 3: Cross multiply
   134,635.50x = 292,908 × 292,908
4. Step 4: Simplify right side
   134,635.50x = 85,795,096,464
5. Step 5: Solve for x
   x = 85,795,096,464/134,635.50
6. Step 6: Final answer
   x = 637,239.78