Finding the Third Proportional to 59,002.50 and 127,428

Step by Step Solution

1. Step 1: Write the proportion equation
   59,002.50 : 127,428 = 127,428 : x
2. Step 2: Convert to fraction form
   59,002.50/127,428 = 127,428/x
3. Step 3: Cross multiply
   59,002.50x = 127,428 × 127,428
4. Step 4: Simplify right side
   59,002.50x = 16,237,895,184
5. Step 5: Solve for x
   x = 16,237,895,184/59,002.50
6. Step 6: Final answer
   x = 275,206.90