Finding the Third Proportional to 847,119 and 1,860,123

Step by Step Solution

1. Step 1: Write the proportion equation
   847,119 : 1,860,123 = 1,860,123 : x
2. Step 2: Convert to fraction form
   847,119/1,860,123 = 1,860,123/x
3. Step 3: Cross multiply
   847,119x = 1,860,123 × 1,860,123
4. Step 4: Simplify right side
   847,119x = 3,460,057,575,129
5. Step 5: Solve for x
   x = 3,460,057,575,129/847,119
6. Step 6: Final answer
   x = 4,084,500.02