Finding the Fourth Proportional to 42,676.02, 64,017.45 and 11,510.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,676.02 : 64,017.45 = 11,510.82 : x
2. Step 2: Convert to fraction form
   42,676.02/64,017.45 = 11,510.82/x
3. Step 3: Cross multiply
   42,676.02x = 64,017.45 × 11,510.82
4. Step 4: Simplify right side
   42,676.02x = 736,893,343.81
5. Step 5: Solve for x
   x = 736,893,343.81/42,676.02
6. Step 6: Final answer
   x = 17,267.15