Finding the Fourth Proportional to 13,042.71, 17,999.01 and 10,053

Step by Step Solution

1. Step 1: Write the proportion equation
   13,042.71 : 17,999.01 = 10,053 : x
2. Step 2: Convert to fraction form
   13,042.71/17,999.01 = 10,053/x
3. Step 3: Cross multiply
   13,042.71x = 17,999.01 × 10,053
4. Step 4: Simplify right side
   13,042.71x = 180,944,047.53
5. Step 5: Solve for x
   x = 180,944,047.53/13,042.71
6. Step 6: Final answer
   x = 13,873.19