Finding the Fourth Proportional to 131,462,766, 181,423,958.83 and 72,724,418.42

Step by Step Solution

1. Step 1: Write the proportion equation
   131,462,766 : 181,423,958.83 = 72,724,418.42 : x
2. Step 2: Convert to fraction form
   131,462,766/181,423,958.83 = 72,724,418.42/x
3. Step 3: Cross multiply
   131,462,766x = 181,423,958.83 × 72,724,418.42
4. Step 4: Simplify right side
   131,462,766x = 13,193,951,892,276,842
5. Step 5: Solve for x
   x = 13,193,951,892,276,842/131,462,766
6. Step 6: Final answer
   x = 100,362,652.44