Finding the Third Proportional to 1,117,848 and 1,580,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,117,848 : 1,580,220 = 1,580,220 : x
2. Step 2: Convert to fraction form
   1,117,848/1,580,220 = 1,580,220/x
3. Step 3: Cross multiply
   1,117,848x = 1,580,220 × 1,580,220
4. Step 4: Simplify right side
   1,117,848x = 2,497,095,248,400
5. Step 5: Solve for x
   x = 2,497,095,248,400/1,117,848
6. Step 6: Final answer
   x = 2,233,841.50