Finding the Third Proportional to 137,714.50 and 291,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,714.50 : 291,968.50 = 291,968.50 : x
2. Step 2: Convert to fraction form
   137,714.50/291,968.50 = 291,968.50/x
3. Step 3: Cross multiply
   137,714.50x = 291,968.50 × 291,968.50
4. Step 4: Simplify right side
   137,714.50x = 85,245,604,992.25
5. Step 5: Solve for x
   x = 85,245,604,992.25/137,714.50
6. Step 6: Final answer
   x = 619,002.39