Finding the Third Proportional to 139,026 and 297,764

Step by Step Solution

1. Step 1: Write the proportion equation
   139,026 : 297,764 = 297,764 : x
2. Step 2: Convert to fraction form
   139,026/297,764 = 297,764/x
3. Step 3: Cross multiply
   139,026x = 297,764 × 297,764
4. Step 4: Simplify right side
   139,026x = 88,663,399,696
5. Step 5: Solve for x
   x = 88,663,399,696/139,026
6. Step 6: Final answer
   x = 637,746.89