Finding the Fourth Proportional to 16,372,013.69, 24,558,039.98 and 5,012,405.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,372,013.69 : 24,558,039.98 = 5,012,405.21 : x
2. Step 2: Convert to fraction form
   16,372,013.69/24,558,039.98 = 5,012,405.21/x
3. Step 3: Cross multiply
   16,372,013.69x = 24,558,039.98 × 5,012,405.21
4. Step 4: Simplify right side
   16,372,013.69x = 123,094,847,395,288.08
5. Step 5: Solve for x
   x = 123,094,847,395,288.08/16,372,013.69
6. Step 6: Final answer
   x = 7,518,613.76