Finding the Third Proportional to 1,037,520 and 1,556,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,520 : 1,556,280 = 1,556,280 : x
2. Step 2: Convert to fraction form
   1,037,520/1,556,280 = 1,556,280/x
3. Step 3: Cross multiply
   1,037,520x = 1,556,280 × 1,556,280
4. Step 4: Simplify right side
   1,037,520x = 2,422,007,438,400
5. Step 5: Solve for x
   x = 2,422,007,438,400/1,037,520
6. Step 6: Final answer
   x = 2,334,420