Finding the Third Proportional to 847,136 and 1,860,160

Step by Step Solution

1. Step 1: Write the proportion equation
   847,136 : 1,860,160 = 1,860,160 : x
2. Step 2: Convert to fraction form
   847,136/1,860,160 = 1,860,160/x
3. Step 3: Cross multiply
   847,136x = 1,860,160 × 1,860,160
4. Step 4: Simplify right side
   847,136x = 3,460,195,225,600
5. Step 5: Solve for x
   x = 3,460,195,225,600/847,136
6. Step 6: Final answer
   x = 4,084,580.55