Finding the Fourth Proportional to 42,526.29, 63,787.09 and 12,941.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,526.29 : 63,787.09 = 12,941.82 : x
2. Step 2: Convert to fraction form
   42,526.29/63,787.09 = 12,941.82/x
3. Step 3: Cross multiply
   42,526.29x = 63,787.09 × 12,941.82
4. Step 4: Simplify right side
   42,526.29x = 825,521,037.10
5. Step 5: Solve for x
   x = 825,521,037.10/42,526.29
6. Step 6: Final answer
   x = 19,412.02