Finding the Fourth Proportional to 37,142.73, 55,710.12 and 10,488.06

Step by Step Solution

1. Step 1: Write the proportion equation
   37,142.73 : 55,710.12 = 10,488.06 : x
2. Step 2: Convert to fraction form
   37,142.73/55,710.12 = 10,488.06/x
3. Step 3: Cross multiply
   37,142.73x = 55,710.12 × 10,488.06
4. Step 4: Simplify right side
   37,142.73x = 584,291,081.17
5. Step 5: Solve for x
   x = 584,291,081.17/37,142.73
6. Step 6: Final answer
   x = 15,730.97