Finding the Third Proportional to 37,709.63 and 74,467.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,709.63 : 74,467.50 = 74,467.50 : x
2. Step 2: Convert to fraction form
   37,709.63/74,467.50 = 74,467.50/x
3. Step 3: Cross multiply
   37,709.63x = 74,467.50 × 74,467.50
4. Step 4: Simplify right side
   37,709.63x = 5,545,408,556.25
5. Step 5: Solve for x
   x = 5,545,408,556.25/37,709.63
6. Step 6: Final answer
   x = 147,055.52