Finding the Third Proportional to 90,046.50 and 193,434

Step by Step Solution

1. Step 1: Write the proportion equation
   90,046.50 : 193,434 = 193,434 : x
2. Step 2: Convert to fraction form
   90,046.50/193,434 = 193,434/x
3. Step 3: Cross multiply
   90,046.50x = 193,434 × 193,434
4. Step 4: Simplify right side
   90,046.50x = 37,416,712,356
5. Step 5: Solve for x
   x = 37,416,712,356/90,046.50
6. Step 6: Final answer
   x = 415,526.56