Finding the Fourth Proportional to 11,686,472.16, 17,531,591.76 and 3,599,445.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,686,472.16 : 17,531,591.76 = 3,599,445.12 : x
2. Step 2: Convert to fraction form
   11,686,472.16/17,531,591.76 = 3,599,445.12/x
3. Step 3: Cross multiply
   11,686,472.16x = 17,531,591.76 × 3,599,445.12
4. Step 4: Simplify right side
   11,686,472.16x = 63,104,002,406,364.22
5. Step 5: Solve for x
   x = 63,104,002,406,364.22/11,686,472.16
6. Step 6: Final answer
   x = 5,399,747.81