Finding the Fourth Proportional to 151,687,869.83, 209,327,770.10 and 82,071,723.23

Step by Step Solution

1. Step 1: Write the proportion equation
   151,687,869.83 : 209,327,770.10 = 82,071,723.23 : x
2. Step 2: Convert to fraction form
   151,687,869.83/209,327,770.10 = 82,071,723.23/x
3. Step 3: Cross multiply
   151,687,869.83x = 209,327,770.10 × 82,071,723.23
4. Step 4: Simplify right side
   151,687,869.83x = 17,179,890,811,589,912
5. Step 5: Solve for x
   x = 17,179,890,811,589,912/151,687,869.83
6. Step 6: Final answer
   x = 113,258,171.74