Finding the Fourth Proportional to 120,231,146.68, 165,919,303.98 and 65,227,003.24

Step by Step Solution

1. Step 1: Write the proportion equation
   120,231,146.68 : 165,919,303.98 = 65,227,003.24 : x
2. Step 2: Convert to fraction form
   120,231,146.68/165,919,303.98 = 65,227,003.24/x
3. Step 3: Cross multiply
   120,231,146.68x = 165,919,303.98 × 65,227,003.24
4. Step 4: Simplify right side
   120,231,146.68x = 10,822,418,978,282,004
5. Step 5: Solve for x
   x = 10,822,418,978,282,004/120,231,146.68
6. Step 6: Final answer
   x = 90,013,438.92