Finding the Third Proportional to 56,298 and 79,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,298 : 79,171.50 = 79,171.50 : x
2. Step 2: Convert to fraction form
   56,298/79,171.50 = 79,171.50/x
3. Step 3: Cross multiply
   56,298x = 79,171.50 × 79,171.50
4. Step 4: Simplify right side
   56,298x = 6,268,126,412.25
5. Step 5: Solve for x
   x = 6,268,126,412.25/56,298
6. Step 6: Final answer
   x = 111,338.35