Finding the Fourth Proportional to 42,767.01, 64,142.96 and 11,604.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,767.01 : 64,142.96 = 11,604.69 : x
2. Step 2: Convert to fraction form
   42,767.01/64,142.96 = 11,604.69/x
3. Step 3: Cross multiply
   42,767.01x = 64,142.96 × 11,604.69
4. Step 4: Simplify right side
   42,767.01x = 744,359,108.46
5. Step 5: Solve for x
   x = 744,359,108.46/42,767.01
6. Step 6: Final answer
   x = 17,404.98