Finding the Third Proportional to 79,424.72 and 174,841.88

Step by Step Solution

1. Step 1: Write the proportion equation
   79,424.72 : 174,841.88 = 174,841.88 : x
2. Step 2: Convert to fraction form
   79,424.72/174,841.88 = 174,841.88/x
3. Step 3: Cross multiply
   79,424.72x = 174,841.88 × 174,841.88
4. Step 4: Simplify right side
   79,424.72x = 30,569,681,253.52
5. Step 5: Solve for x
   x = 30,569,681,253.52/79,424.72
6. Step 6: Final answer
   x = 384,888.76