Finding the Fourth Proportional to 16,131,588.48, 22,256,816.42 and 9,599,981.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,131,588.48 : 22,256,816.42 = 9,599,981.76 : x
2. Step 2: Convert to fraction form
   16,131,588.48/22,256,816.42 = 9,599,981.76/x
3. Step 3: Cross multiply
   16,131,588.48x = 22,256,816.42 × 9,599,981.76
4. Step 4: Simplify right side
   16,131,588.48x = 213,665,031,667,668.50
5. Step 5: Solve for x
   x = 213,665,031,667,668.50/16,131,588.48
6. Step 6: Final answer
   x = 13,245,132.80