Finding the Fourth Proportional to 45,996.49, 69,002.93 and 12,715.82

Step by Step Solution

1. Step 1: Write the proportion equation
   45,996.49 : 69,002.93 = 12,715.82 : x
2. Step 2: Convert to fraction form
   45,996.49/69,002.93 = 12,715.82/x
3. Step 3: Cross multiply
   45,996.49x = 69,002.93 × 12,715.82
4. Step 4: Simplify right side
   45,996.49x = 877,428,524.13
5. Step 5: Solve for x
   x = 877,428,524.13/45,996.49
6. Step 6: Final answer
   x = 19,075.99