Finding the Fourth Proportional to 20,211,018.84, 30,316,659.48 and 8,081,501.31

Step by Step Solution

1. Step 1: Write the proportion equation
   20,211,018.84 : 30,316,659.48 = 8,081,501.31 : x
2. Step 2: Convert to fraction form
   20,211,018.84/30,316,659.48 = 8,081,501.31/x
3. Step 3: Cross multiply
   20,211,018.84x = 30,316,659.48 × 8,081,501.31
4. Step 4: Simplify right side
   20,211,018.84x = 245,004,123,302,443.91
5. Step 5: Solve for x
   x = 245,004,123,302,443.91/20,211,018.84
6. Step 6: Final answer
   x = 12,122,304.43