Finding the Fourth Proportional to 152,011,729.62, 209,770,566.89 and 82,395,615.83

Step by Step Solution

1. Step 1: Write the proportion equation
   152,011,729.62 : 209,770,566.89 = 82,395,615.83 : x
2. Step 2: Convert to fraction form
   152,011,729.62/209,770,566.89 = 82,395,615.83/x
3. Step 3: Cross multiply
   152,011,729.62x = 209,770,566.89 × 82,395,615.83
4. Step 4: Simplify right side
   152,011,729.62x = 17,284,175,040,448,926
5. Step 5: Solve for x
   x = 17,284,175,040,448,926/152,011,729.62
6. Step 6: Final answer
   x = 113,702,903.61