Finding the Third Proportional to 215,572 and 473,522

Step by Step Solution

1. Step 1: Write the proportion equation
   215,572 : 473,522 = 473,522 : x
2. Step 2: Convert to fraction form
   215,572/473,522 = 473,522/x
3. Step 3: Cross multiply
   215,572x = 473,522 × 473,522
4. Step 4: Simplify right side
   215,572x = 224,223,084,484
5. Step 5: Solve for x
   x = 224,223,084,484/215,572
6. Step 6: Final answer
   x = 1,040,130.84