Finding the Third Proportional to 19,578,956 and 41,992,264

Step by Step Solution

1. Step 1: Write the proportion equation
   19,578,956 : 41,992,264 = 41,992,264 : x
2. Step 2: Convert to fraction form
   19,578,956/41,992,264 = 41,992,264/x
3. Step 3: Cross multiply
   19,578,956x = 41,992,264 × 41,992,264
4. Step 4: Simplify right side
   19,578,956x = 1,763,350,235,845,696
5. Step 5: Solve for x
   x = 1,763,350,235,845,696/19,578,956
6. Step 6: Final answer
   x = 90,063,547.61