Finding the Third Proportional to 418,527 and 915,300

Step by Step Solution

1. Step 1: Write the proportion equation
   418,527 : 915,300 = 915,300 : x
2. Step 2: Convert to fraction form
   418,527/915,300 = 915,300/x
3. Step 3: Cross multiply
   418,527x = 915,300 × 915,300
4. Step 4: Simplify right side
   418,527x = 837,774,090,000
5. Step 5: Solve for x
   x = 837,774,090,000/418,527
6. Step 6: Final answer
   x = 2,001,720.53