Finding the Fourth Proportional to 37,477.10, 51,718.37 and 20,710.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,477.10 : 51,718.37 = 20,710.10 : x
2. Step 2: Convert to fraction form
   37,477.10/51,718.37 = 20,710.10/x
3. Step 3: Cross multiply
   37,477.10x = 51,718.37 × 20,710.10
4. Step 4: Simplify right side
   37,477.10x = 1,071,092,510.99
5. Step 5: Solve for x
   x = 1,071,092,510.99/37,477.10
6. Step 6: Final answer
   x = 28,579.92