Finding the Fourth Proportional to 14,100.76, 19,459.38 and 7,813

Step by Step Solution

1. Step 1: Write the proportion equation
   14,100.76 : 19,459.38 = 7,813 : x
2. Step 2: Convert to fraction form
   14,100.76/19,459.38 = 7,813/x
3. Step 3: Cross multiply
   14,100.76x = 19,459.38 × 7,813
4. Step 4: Simplify right side
   14,100.76x = 152,036,135.94
5. Step 5: Solve for x
   x = 152,036,135.94/14,100.76
6. Step 6: Final answer
   x = 10,782.12