Finding the Third Proportional to 89,975.63 and 208,298.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,975.63 : 208,298.06 = 208,298.06 : x
2. Step 2: Convert to fraction form
   89,975.63/208,298.06 = 208,298.06/x
3. Step 3: Cross multiply
   89,975.63x = 208,298.06 × 208,298.06
4. Step 4: Simplify right side
   89,975.63x = 43,388,082,841.25
5. Step 5: Solve for x
   x = 43,388,082,841.25/89,975.63
6. Step 6: Final answer
   x = 482,220.41