Finding the Third Proportional to 1,570,148 and 2,490,300

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,148 : 2,490,300 = 2,490,300 : x
2. Step 2: Convert to fraction form
   1,570,148/2,490,300 = 2,490,300/x
3. Step 3: Cross multiply
   1,570,148x = 2,490,300 × 2,490,300
4. Step 4: Simplify right side
   1,570,148x = 6,201,594,090,000
5. Step 5: Solve for x
   x = 6,201,594,090,000/1,570,148
6. Step 6: Final answer
   x = 3,949,687.60