Finding the Fourth Proportional to 10,783,894.72, 16,183,875.89 and 7,912,680.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,783,894.72 : 16,183,875.89 = 7,912,680.97 : x
2. Step 2: Convert to fraction form
   10,783,894.72/16,183,875.89 = 7,912,680.97/x
3. Step 3: Cross multiply
   10,783,894.72x = 16,183,875.89 × 7,912,680.97
4. Step 4: Simplify right side
   10,783,894.72x = 128,057,846,655,162.03
5. Step 5: Solve for x
   x = 128,057,846,655,162.03/10,783,894.72
6. Step 6: Final answer
   x = 11,874,916.26