Finding the Fourth Proportional to 21,956,488.48, 30,300,132 and 12,167,096.18

Step by Step Solution

1. Step 1: Write the proportion equation
   21,956,488.48 : 30,300,132 = 12,167,096.18 : x
2. Step 2: Convert to fraction form
   21,956,488.48/30,300,132 = 12,167,096.18/x
3. Step 3: Cross multiply
   21,956,488.48x = 30,300,132 × 12,167,096.18
4. Step 4: Simplify right side
   21,956,488.48x = 368,664,620,310,695.75
5. Step 5: Solve for x
   x = 368,664,620,310,695.75/21,956,488.48
6. Step 6: Final answer
   x = 16,790,691.31