Finding the Fourth Proportional to 43,356,426.91, 65,008,667.48 and 13,799,850.44

Step by Step Solution

1. Step 1: Write the proportion equation
   43,356,426.91 : 65,008,667.48 = 13,799,850.44 : x
2. Step 2: Convert to fraction form
   43,356,426.91/65,008,667.48 = 13,799,850.44/x
3. Step 3: Cross multiply
   43,356,426.91x = 65,008,667.48 × 13,799,850.44
4. Step 4: Simplify right side
   43,356,426.91x = 897,109,888,133,649.12
5. Step 5: Solve for x
   x = 897,109,888,133,649.12/43,356,426.91
6. Step 6: Final answer
   x = 20,691,508.78