Finding the Third Proportional to 78,010 and 152,130

Step by Step Solution

1. Step 1: Write the proportion equation
   78,010 : 152,130 = 152,130 : x
2. Step 2: Convert to fraction form
   78,010/152,130 = 152,130/x
3. Step 3: Cross multiply
   78,010x = 152,130 × 152,130
4. Step 4: Simplify right side
   78,010x = 23,143,536,900
5. Step 5: Solve for x
   x = 23,143,536,900/78,010
6. Step 6: Final answer
   x = 296,673.98