Finding the Third Proportional to 156,740 and 249,094

Step by Step Solution

1. Step 1: Write the proportion equation
   156,740 : 249,094 = 249,094 : x
2. Step 2: Convert to fraction form
   156,740/249,094 = 249,094/x
3. Step 3: Cross multiply
   156,740x = 249,094 × 249,094
4. Step 4: Simplify right side
   156,740x = 62,047,820,836
5. Step 5: Solve for x
   x = 62,047,820,836/156,740
6. Step 6: Final answer
   x = 395,864.62