Finding the Fourth Proportional to 131,191.37, 181,011.96 and 73,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,191.37 : 181,011.96 = 73,819.50 : x
2. Step 2: Convert to fraction form
   131,191.37/181,011.96 = 73,819.50/x
3. Step 3: Cross multiply
   131,191.37x = 181,011.96 × 73,819.50
4. Step 4: Simplify right side
   131,191.37x = 13,362,212,381.22
5. Step 5: Solve for x
   x = 13,362,212,381.22/131,191.37
6. Step 6: Final answer
   x = 101,852.83