Finding the Fourth Proportional to 91,530.38, 137,190.15 and 35,345.73

Step by Step Solution

1. Step 1: Write the proportion equation
   91,530.38 : 137,190.15 = 35,345.73 : x
2. Step 2: Convert to fraction form
   91,530.38/137,190.15 = 35,345.73/x
3. Step 3: Cross multiply
   91,530.38x = 137,190.15 × 35,345.73
4. Step 4: Simplify right side
   91,530.38x = 4,849,086,000.56
5. Step 5: Solve for x
   x = 4,849,086,000.56/91,530.38
6. Step 6: Final answer
   x = 52,977.89