Finding the Third Proportional to 136,075.50 and 214,548

Step by Step Solution

1. Step 1: Write the proportion equation
   136,075.50 : 214,548 = 214,548 : x
2. Step 2: Convert to fraction form
   136,075.50/214,548 = 214,548/x
3. Step 3: Cross multiply
   136,075.50x = 214,548 × 214,548
4. Step 4: Simplify right side
   136,075.50x = 46,030,844,304
5. Step 5: Solve for x
   x = 46,030,844,304/136,075.50
6. Step 6: Final answer
   x = 338,274.30