Finding the Fourth Proportional to 27,196.56, 37,531.10 and 15,259.88

Step by Step Solution

1. Step 1: Write the proportion equation
   27,196.56 : 37,531.10 = 15,259.88 : x
2. Step 2: Convert to fraction form
   27,196.56/37,531.10 = 15,259.88/x
3. Step 3: Cross multiply
   27,196.56x = 37,531.10 × 15,259.88
4. Step 4: Simplify right side
   27,196.56x = 572,719,818.31
5. Step 5: Solve for x
   x = 572,719,818.31/27,196.56
6. Step 6: Final answer
   x = 21,058.54