Finding the Third Proportional to 182,272.50 and 392,484

Step by Step Solution

1. Step 1: Write the proportion equation
   182,272.50 : 392,484 = 392,484 : x
2. Step 2: Convert to fraction form
   182,272.50/392,484 = 392,484/x
3. Step 3: Cross multiply
   182,272.50x = 392,484 × 392,484
4. Step 4: Simplify right side
   182,272.50x = 154,043,690,256
5. Step 5: Solve for x
   x = 154,043,690,256/182,272.50
6. Step 6: Final answer
   x = 845,128.53