Finding the Fourth Proportional to 11,788,462.96, 17,682,636.12 and 10,186,150.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,788,462.96 : 17,682,636.12 = 10,186,150.16 : x
2. Step 2: Convert to fraction form
   11,788,462.96/17,682,636.12 = 10,186,150.16/x
3. Step 3: Cross multiply
   11,788,462.96x = 17,682,636.12 × 10,186,150.16
4. Step 4: Simplify right side
   11,788,462.96x = 180,117,986,742,959.78
5. Step 5: Solve for x
   x = 180,117,986,742,959.78/11,788,462.96
6. Step 6: Final answer
   x = 15,279,174.85