Finding the Third Proportional to 38,296.13 and 78,536.25

Step by Step Solution

1. Step 1: Write the proportion equation
   38,296.13 : 78,536.25 = 78,536.25 : x
2. Step 2: Convert to fraction form
   38,296.13/78,536.25 = 78,536.25/x
3. Step 3: Cross multiply
   38,296.13x = 78,536.25 × 78,536.25
4. Step 4: Simplify right side
   38,296.13x = 6,167,942,564.06
5. Step 5: Solve for x
   x = 6,167,942,564.06/38,296.13
6. Step 6: Final answer
   x = 161,059.18