Finding the Fourth Proportional to 42,682.80, 64,025.10 and 11,094.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,682.80 : 64,025.10 = 11,094.06 : x
2. Step 2: Convert to fraction form
   42,682.80/64,025.10 = 11,094.06/x
3. Step 3: Cross multiply
   42,682.80x = 64,025.10 × 11,094.06
4. Step 4: Simplify right side
   42,682.80x = 710,298,300.91
5. Step 5: Solve for x
   x = 710,298,300.91/42,682.80
6. Step 6: Final answer
   x = 16,641.32