Finding the Fourth Proportional to 37,123.61, 55,687.31 and 10,830.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,123.61 : 55,687.31 = 10,830.34 : x
2. Step 2: Convert to fraction form
   37,123.61/55,687.31 = 10,830.34/x
3. Step 3: Cross multiply
   37,123.61x = 55,687.31 × 10,830.34
4. Step 4: Simplify right side
   37,123.61x = 603,112,168.40
5. Step 5: Solve for x
   x = 603,112,168.40/37,123.61
6. Step 6: Final answer
   x = 16,246.05