Finding the Fourth Proportional to 14,099.73, 19,457.58 and 7,812.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,099.73 : 19,457.58 = 7,812.10 : x
2. Step 2: Convert to fraction form
   14,099.73/19,457.58 = 7,812.10/x
3. Step 3: Cross multiply
   14,099.73x = 19,457.58 × 7,812.10
4. Step 4: Simplify right side
   14,099.73x = 152,004,560.72
5. Step 5: Solve for x
   x = 152,004,560.72/14,099.73
6. Step 6: Final answer
   x = 10,780.67