Finding the Fourth Proportional to 16,237,680.32, 22,407,996.96 and 9,711,308.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,237,680.32 : 22,407,996.96 = 9,711,308.72 : x
2. Step 2: Convert to fraction form
   16,237,680.32/22,407,996.96 = 9,711,308.72/x
3. Step 3: Cross multiply
   16,237,680.32x = 22,407,996.96 × 9,711,308.72
4. Step 4: Simplify right side
   16,237,680.32x = 217,610,976,275,381.50
5. Step 5: Solve for x
   x = 217,610,976,275,381.50/16,237,680.32
6. Step 6: Final answer
   x = 13,401,604.91