Finding the Fourth Proportional to 37,270.86, 55,916.01 and 13,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,270.86 : 55,916.01 = 13,897.50 : x
2. Step 2: Convert to fraction form
   37,270.86/55,916.01 = 13,897.50/x
3. Step 3: Cross multiply
   37,270.86x = 55,916.01 × 13,897.50
4. Step 4: Simplify right side
   37,270.86x = 777,092,748.98
5. Step 5: Solve for x
   x = 777,092,748.98/37,270.86
6. Step 6: Final answer
   x = 20,849.87