Finding the Fourth Proportional to 21,870,980.84, 30,181,368.81 and 12,081,214.33

Step by Step Solution

1. Step 1: Write the proportion equation
   21,870,980.84 : 30,181,368.81 = 12,081,214.33 : x
2. Step 2: Convert to fraction form
   21,870,980.84/30,181,368.81 = 12,081,214.33/x
3. Step 3: Cross multiply
   21,870,980.84x = 30,181,368.81 × 12,081,214.33
4. Step 4: Simplify right side
   21,870,980.84x = 364,627,585,215,480.19
5. Step 5: Solve for x
   x = 364,627,585,215,480.19/21,870,980.84
6. Step 6: Final answer
   x = 16,671,752.76