Finding the Fourth Proportional to 21,913,304.84, 30,250,046.28 and 13,095,866.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,913,304.84 : 30,250,046.28 = 13,095,866.72 : x
2. Step 2: Convert to fraction form
   21,913,304.84/30,250,046.28 = 13,095,866.72/x
3. Step 3: Cross multiply
   21,913,304.84x = 30,250,046.28 × 13,095,866.72
4. Step 4: Simplify right side
   21,913,304.84x = 396,150,574,356,711.81
5. Step 5: Solve for x
   x = 396,150,574,356,711.81/21,913,304.84
6. Step 6: Final answer
   x = 18,078,084.40