Finding the Fourth Proportional to 37,145.86, 55,720.68 and 10,852.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,145.86 : 55,720.68 = 10,852.72 : x
2. Step 2: Convert to fraction form
   37,145.86/55,720.68 = 10,852.72/x
3. Step 3: Cross multiply
   37,145.86x = 55,720.68 × 10,852.72
4. Step 4: Simplify right side
   37,145.86x = 604,720,938.25
5. Step 5: Solve for x
   x = 604,720,938.25/37,145.86
6. Step 6: Final answer
   x = 16,279.63