Finding the Fourth Proportional to 10,571,867.15, 14,768,727.55 and 10,571,867.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,571,867.15 : 14,768,727.55 = 10,571,867.15 : x
2. Step 2: Convert to fraction form
   10,571,867.15/14,768,727.55 = 10,571,867.15/x
3. Step 3: Cross multiply
   10,571,867.15x = 14,768,727.55 × 10,571,867.15
4. Step 4: Simplify right side
   10,571,867.15x = 156,133,025,633,145
5. Step 5: Solve for x
   x = 156,133,025,633,145/10,571,867.15
6. Step 6: Final answer
   x = 14,768,727.55