Finding the Third Proportional to 3,435,688.13 and 5,314,942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,435,688.13 : 5,314,942.69 = 5,314,942.69 : x
2. Step 2: Convert to fraction form
   3,435,688.13/5,314,942.69 = 5,314,942.69/x
3. Step 3: Cross multiply
   3,435,688.13x = 5,314,942.69 × 5,314,942.69
4. Step 4: Simplify right side
   3,435,688.13x = 28,248,615,771,409.72
5. Step 5: Solve for x
   x = 28,248,615,771,409.72/3,435,688.13
6. Step 6: Final answer
   x = 8,222,112.93