Finding the Third Proportional to 156,870 and 240,013

Step by Step Solution

1. Step 1: Write the proportion equation
   156,870 : 240,013 = 240,013 : x
2. Step 2: Convert to fraction form
   156,870/240,013 = 240,013/x
3. Step 3: Cross multiply
   156,870x = 240,013 × 240,013
4. Step 4: Simplify right side
   156,870x = 57,606,240,169
5. Step 5: Solve for x
   x = 57,606,240,169/156,870
6. Step 6: Final answer
   x = 367,222.80