Finding the Fourth Proportional to 14,100.63, 19,459.50 and 7,813

Step by Step Solution

1. Step 1: Write the proportion equation
   14,100.63 : 19,459.50 = 7,813 : x
2. Step 2: Convert to fraction form
   14,100.63/19,459.50 = 7,813/x
3. Step 3: Cross multiply
   14,100.63x = 19,459.50 × 7,813
4. Step 4: Simplify right side
   14,100.63x = 152,037,073.50
5. Step 5: Solve for x
   x = 152,037,073.50/14,100.63
6. Step 6: Final answer
   x = 10,782.29