Finding the Third Proportional to 3,545,112 and 7,731,854

Step by Step Solution

1. Step 1: Write the proportion equation
   3,545,112 : 7,731,854 = 7,731,854 : x
2. Step 2: Convert to fraction form
   3,545,112/7,731,854 = 7,731,854/x
3. Step 3: Cross multiply
   3,545,112x = 7,731,854 × 7,731,854
4. Step 4: Simplify right side
   3,545,112x = 59,781,566,277,316
5. Step 5: Solve for x
   x = 59,781,566,277,316/3,545,112
6. Step 6: Final answer
   x = 16,863,096.65