Finding the Third Proportional to 7,103,390.24 and 10,389,364.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,103,390.24 : 10,389,364.86 = 10,389,364.86 : x
2. Step 2: Convert to fraction form
   7,103,390.24/10,389,364.86 = 10,389,364.86/x
3. Step 3: Cross multiply
   7,103,390.24x = 10,389,364.86 × 10,389,364.86
4. Step 4: Simplify right side
   7,103,390.24x = 107,938,902,140,635.25
5. Step 5: Solve for x
   x = 107,938,902,140,635.25/7,103,390.24
6. Step 6: Final answer
   x = 15,195,406.49