Finding the Third Proportional to 36,548.72 and 78,536.46

Step by Step Solution

1. Step 1: Write the proportion equation
   36,548.72 : 78,536.46 = 78,536.46 : x
2. Step 2: Convert to fraction form
   36,548.72/78,536.46 = 78,536.46/x
3. Step 3: Cross multiply
   36,548.72x = 78,536.46 × 78,536.46
4. Step 4: Simplify right side
   36,548.72x = 6,167,975,696.59
5. Step 5: Solve for x
   x = 6,167,975,696.59/36,548.72
6. Step 6: Final answer
   x = 168,760.38