Finding the Fourth Proportional to 37,499.76, 56,271.51 and 14,128.02

Step by Step Solution

1. Step 1: Write the proportion equation
   37,499.76 : 56,271.51 = 14,128.02 : x
2. Step 2: Convert to fraction form
   37,499.76/56,271.51 = 14,128.02/x
3. Step 3: Cross multiply
   37,499.76x = 56,271.51 × 14,128.02
4. Step 4: Simplify right side
   37,499.76x = 795,005,018.71
5. Step 5: Solve for x
   x = 795,005,018.71/37,499.76
6. Step 6: Final answer
   x = 21,200.27