Finding the Third Proportional to 607,138 and 938,082

Step by Step Solution

1. Step 1: Write the proportion equation
   607,138 : 938,082 = 938,082 : x
2. Step 2: Convert to fraction form
   607,138/938,082 = 938,082/x
3. Step 3: Cross multiply
   607,138x = 938,082 × 938,082
4. Step 4: Simplify right side
   607,138x = 879,997,838,724
5. Step 5: Solve for x
   x = 879,997,838,724/607,138
6. Step 6: Final answer
   x = 1,449,419.80