Finding the Third Proportional to 3,450,972.09 and 5,109,731.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,450,972.09 : 5,109,731.86 = 5,109,731.86 : x
2. Step 2: Convert to fraction form
   3,450,972.09/5,109,731.86 = 5,109,731.86/x
3. Step 3: Cross multiply
   3,450,972.09x = 5,109,731.86 × 5,109,731.86
4. Step 4: Simplify right side
   3,450,972.09x = 26,109,359,674,711.89
5. Step 5: Solve for x
   x = 26,109,359,674,711.89/3,450,972.09
6. Step 6: Final answer
   x = 7,565,798.55