Finding the Fourth Proportional to 10,161,613.47, 14,022,850.56 and 5,515,298.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,161,613.47 : 14,022,850.56 = 5,515,298.79 : x
2. Step 2: Convert to fraction form
   10,161,613.47/14,022,850.56 = 5,515,298.79/x
3. Step 3: Cross multiply
   10,161,613.47x = 14,022,850.56 × 5,515,298.79
4. Step 4: Simplify right side
   10,161,613.47x = 77,340,210,725,918.83
5. Step 5: Solve for x
   x = 77,340,210,725,918.83/10,161,613.47
6. Step 6: Final answer
   x = 7,611,016.79