Finding the Fourth Proportional to 37,030.25, 55,534.77 and 12,072.47

Step by Step Solution

1. Step 1: Write the proportion equation
   37,030.25 : 55,534.77 = 12,072.47 : x
2. Step 2: Convert to fraction form
   37,030.25/55,534.77 = 12,072.47/x
3. Step 3: Cross multiply
   37,030.25x = 55,534.77 × 12,072.47
4. Step 4: Simplify right side
   37,030.25x = 670,441,784.42
5. Step 5: Solve for x
   x = 670,441,784.42/37,030.25
6. Step 6: Final answer
   x = 18,105.25