Finding the Third Proportional to 19,156 and 28,528

Step by Step Solution

1. Step 1: Write the proportion equation
   19,156 : 28,528 = 28,528 : x
2. Step 2: Convert to fraction form
   19,156/28,528 = 28,528/x
3. Step 3: Cross multiply
   19,156x = 28,528 × 28,528
4. Step 4: Simplify right side
   19,156x = 813,846,784
5. Step 5: Solve for x
   x = 813,846,784/19,156
6. Step 6: Final answer
   x = 42,485.22