Finding the Fourth Proportional to 10,056.99, 15,085.35 and 3,816.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.99 : 15,085.35 = 3,816.75 : x
2. Step 2: Convert to fraction form
   10,056.99/15,085.35 = 3,816.75/x
3. Step 3: Cross multiply
   10,056.99x = 15,085.35 × 3,816.75
4. Step 4: Simplify right side
   10,056.99x = 57,577,009.61
5. Step 5: Solve for x
   x = 57,577,009.61/10,056.99
6. Step 6: Final answer
   x = 5,725.07