Finding the Third Proportional to 1,445,140 and 2,033,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,140 : 2,033,280 = 2,033,280 : x
2. Step 2: Convert to fraction form
   1,445,140/2,033,280 = 2,033,280/x
3. Step 3: Cross multiply
   1,445,140x = 2,033,280 × 2,033,280
4. Step 4: Simplify right side
   1,445,140x = 4,134,227,558,400
5. Step 5: Solve for x
   x = 4,134,227,558,400/1,445,140
6. Step 6: Final answer
   x = 2,860,779.96