Finding the Fourth Proportional to 95,577.42, 131,904.82 and 53,139.90

Step by Step Solution

1. Step 1: Write the proportion equation
   95,577.42 : 131,904.82 = 53,139.90 : x
2. Step 2: Convert to fraction form
   95,577.42/131,904.82 = 53,139.90/x
3. Step 3: Cross multiply
   95,577.42x = 131,904.82 × 53,139.90
4. Step 4: Simplify right side
   95,577.42x = 7,009,408,944.32
5. Step 5: Solve for x
   x = 7,009,408,944.32/95,577.42
6. Step 6: Final answer
   x = 73,337.50