Finding the Third Proportional to 142,527 and 301,146

Step by Step Solution

1. Step 1: Write the proportion equation
   142,527 : 301,146 = 301,146 : x
2. Step 2: Convert to fraction form
   142,527/301,146 = 301,146/x
3. Step 3: Cross multiply
   142,527x = 301,146 × 301,146
4. Step 4: Simplify right side
   142,527x = 90,688,913,316
5. Step 5: Solve for x
   x = 90,688,913,316/142,527
6. Step 6: Final answer
   x = 636,292.87