Finding the Fourth Proportional to 12,776,185,308.26, 19,147,147,565.55 and 9,943,400,142.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,776,185,308.26 : 19,147,147,565.55 = 9,943,400,142.72 : x
2. Step 2: Convert to fraction form
   12,776,185,308.26/19,147,147,565.55 = 9,943,400,142.72/x
3. Step 3: Cross multiply
   12,776,185,308.26x = 19,147,147,565.55 × 9,943,400,142.72
4. Step 4: Simplify right side
   12,776,185,308.26x = 190,387,749,835,970,740,224
5. Step 5: Solve for x
   x = 190,387,749,835,970,740,224/12,776,185,308.26
6. Step 6: Final answer
   x = 14,901,768,035.01