Finding the Third Proportional to 1,953,430 and 4,187,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953,430 : 4,187,208 = 4,187,208 : x
2. Step 2: Convert to fraction form
   1,953,430/4,187,208 = 4,187,208/x
3. Step 3: Cross multiply
   1,953,430x = 4,187,208 × 4,187,208
4. Step 4: Simplify right side
   1,953,430x = 17,532,710,835,264
5. Step 5: Solve for x
   x = 17,532,710,835,264/1,953,430
6. Step 6: Final answer
   x = 8,975,346.36