Finding the Fourth Proportional to 28,063.94, 42,094.69 and 7,004.07

Step by Step Solution

1. Step 1: Write the proportion equation
   28,063.94 : 42,094.69 = 7,004.07 : x
2. Step 2: Convert to fraction form
   28,063.94/42,094.69 = 7,004.07/x
3. Step 3: Cross multiply
   28,063.94x = 42,094.69 × 7,004.07
4. Step 4: Simplify right side
   28,063.94x = 294,834,137.88
5. Step 5: Solve for x
   x = 294,834,137.88/28,063.94
6. Step 6: Final answer
   x = 10,505.80