Finding the Fourth Proportional to 22,075.61, 30,457.58 and 12,513.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,075.61 : 30,457.58 = 12,513.96 : x
2. Step 2: Convert to fraction form
   22,075.61/30,457.58 = 12,513.96/x
3. Step 3: Cross multiply
   22,075.61x = 30,457.58 × 12,513.96
4. Step 4: Simplify right side
   22,075.61x = 381,144,875.25
5. Step 5: Solve for x
   x = 381,144,875.25/22,075.61
6. Step 6: Final answer
   x = 17,265.43