Finding the Third Proportional to 174,782.50 and 372,443

Step by Step Solution

1. Step 1: Write the proportion equation
   174,782.50 : 372,443 = 372,443 : x
2. Step 2: Convert to fraction form
   174,782.50/372,443 = 372,443/x
3. Step 3: Cross multiply
   174,782.50x = 372,443 × 372,443
4. Step 4: Simplify right side
   174,782.50x = 138,713,788,249
5. Step 5: Solve for x
   x = 138,713,788,249/174,782.50
6. Step 6: Final answer
   x = 793,636.60