Finding the Third Proportional to 20,748 and 45,528

Step by Step Solution

1. Step 1: Write the proportion equation
   20,748 : 45,528 = 45,528 : x
2. Step 2: Convert to fraction form
   20,748/45,528 = 45,528/x
3. Step 3: Cross multiply
   20,748x = 45,528 × 45,528
4. Step 4: Simplify right side
   20,748x = 2,072,798,784
5. Step 5: Solve for x
   x = 2,072,798,784/20,748
6. Step 6: Final answer
   x = 99,903.55