Finding the Fourth Proportional to 37,088.76, 51,186.78 and 21,175.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,088.76 : 51,186.78 = 21,175.50 : x
2. Step 2: Convert to fraction form
   37,088.76/51,186.78 = 21,175.50/x
3. Step 3: Cross multiply
   37,088.76x = 51,186.78 × 21,175.50
4. Step 4: Simplify right side
   37,088.76x = 1,083,905,659.89
5. Step 5: Solve for x
   x = 1,083,905,659.89/37,088.76
6. Step 6: Final answer
   x = 29,224.64