Finding the Fourth Proportional to 10,972.63, 16,437.57 and 7,263.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,972.63 : 16,437.57 = 7,263.82 : x
2. Step 2: Convert to fraction form
   10,972.63/16,437.57 = 7,263.82/x
3. Step 3: Cross multiply
   10,972.63x = 16,437.57 × 7,263.82
4. Step 4: Simplify right side
   10,972.63x = 119,399,549.72
5. Step 5: Solve for x
   x = 119,399,549.72/10,972.63
6. Step 6: Final answer
   x = 10,881.58