Finding the Fourth Proportional to 13,256.34, 19,877.41 and 7,000.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,256.34 : 19,877.41 = 7,000.53 : x
2. Step 2: Convert to fraction form
   13,256.34/19,877.41 = 7,000.53/x
3. Step 3: Cross multiply
   13,256.34x = 19,877.41 × 7,000.53
4. Step 4: Simplify right side
   13,256.34x = 139,152,405.03
5. Step 5: Solve for x
   x = 139,152,405.03/13,256.34
6. Step 6: Final answer
   x = 10,497.05