Finding the Third Proportional to 1,177,134 and 1,865,205

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,134 : 1,865,205 = 1,865,205 : x
2. Step 2: Convert to fraction form
   1,177,134/1,865,205 = 1,865,205/x
3. Step 3: Cross multiply
   1,177,134x = 1,865,205 × 1,865,205
4. Step 4: Simplify right side
   1,177,134x = 3,478,989,692,025
5. Step 5: Solve for x
   x = 3,478,989,692,025/1,177,134
6. Step 6: Final answer
   x = 2,955,474.65