Finding the Third Proportional to 847,140 and 1,860,168

Step by Step Solution

1. Step 1: Write the proportion equation
   847,140 : 1,860,168 = 1,860,168 : x
2. Step 2: Convert to fraction form
   847,140/1,860,168 = 1,860,168/x
3. Step 3: Cross multiply
   847,140x = 1,860,168 × 1,860,168
4. Step 4: Simplify right side
   847,140x = 3,460,224,988,224
5. Step 5: Solve for x
   x = 3,460,224,988,224/847,140
6. Step 6: Final answer
   x = 4,084,596.39