Finding the Fourth Proportional to 42,348.02, 63,521.69 and 10,758.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,348.02 : 63,521.69 = 10,758.15 : x
2. Step 2: Convert to fraction form
   42,348.02/63,521.69 = 10,758.15/x
3. Step 3: Cross multiply
   42,348.02x = 63,521.69 × 10,758.15
4. Step 4: Simplify right side
   42,348.02x = 683,375,815.48
5. Step 5: Solve for x
   x = 683,375,815.48/42,348.02
6. Step 6: Final answer
   x = 16,137.14