Finding the Fourth Proportional to 14,100.84, 19,457.66 and 7,812.60

Step by Step Solution

1. Step 1: Write the proportion equation
   14,100.84 : 19,457.66 = 7,812.60 : x
2. Step 2: Convert to fraction form
   14,100.84/19,457.66 = 7,812.60/x
3. Step 3: Cross multiply
   14,100.84x = 19,457.66 × 7,812.60
4. Step 4: Simplify right side
   14,100.84x = 152,014,914.52
5. Step 5: Solve for x
   x = 152,014,914.52/14,100.84
6. Step 6: Final answer
   x = 10,780.56