Finding the Third Proportional to 4,285,580 and 9,152,373

Step by Step Solution

1. Step 1: Write the proportion equation
   4,285,580 : 9,152,373 = 9,152,373 : x
2. Step 2: Convert to fraction form
   4,285,580/9,152,373 = 9,152,373/x
3. Step 3: Cross multiply
   4,285,580x = 9,152,373 × 9,152,373
4. Step 4: Simplify right side
   4,285,580x = 83,765,931,531,129
5. Step 5: Solve for x
   x = 83,765,931,531,129/4,285,580
6. Step 6: Final answer
   x = 19,545,996.47