Finding the Fourth Proportional to 38,828.43, 58,242.71 and 10,748.56

Step by Step Solution

1. Step 1: Write the proportion equation
   38,828.43 : 58,242.71 = 10,748.56 : x
2. Step 2: Convert to fraction form
   38,828.43/58,242.71 = 10,748.56/x
3. Step 3: Cross multiply
   38,828.43x = 58,242.71 × 10,748.56
4. Step 4: Simplify right side
   38,828.43x = 626,025,263.00
5. Step 5: Solve for x
   x = 626,025,263.00/38,828.43
6. Step 6: Final answer
   x = 16,122.86