Finding the Third Proportional to 136,470 and 200,803.50

Step by Step Solution

1. Step 1: Write the proportion equation
   136,470 : 200,803.50 = 200,803.50 : x
2. Step 2: Convert to fraction form
   136,470/200,803.50 = 200,803.50/x
3. Step 3: Cross multiply
   136,470x = 200,803.50 × 200,803.50
4. Step 4: Simplify right side
   136,470x = 40,322,045,612.25
5. Step 5: Solve for x
   x = 40,322,045,612.25/136,470
6. Step 6: Final answer
   x = 295,464.54