Finding the Fourth Proportional to 37,599,732,066.88, 56,387,632,447.83 and 12,412,759,305.68

Step by Step Solution

1. Step 1: Write the proportion equation
   37,599,732,066.88 : 56,387,632,447.83 = 12,412,759,305.68 : x
2. Step 2: Convert to fraction form
   37,599,732,066.88/56,387,632,447.83 = 12,412,759,305.68/x
3. Step 3: Cross multiply
   37,599,732,066.88x = 56,387,632,447.83 × 12,412,759,305.68
4. Step 4: Simplify right side
   37,599,732,066.88x = 699,926,109,392,065,396,736
5. Step 5: Solve for x
   x = 699,926,109,392,065,396,736/37,599,732,066.88
6. Step 6: Final answer
   x = 18,615,188,750.47