Finding the Fourth Proportional to 91,558.32, 137,331.72 and 35,375.28

Step by Step Solution

1. Step 1: Write the proportion equation
   91,558.32 : 137,331.72 = 35,375.28 : x
2. Step 2: Convert to fraction form
   91,558.32/137,331.72 = 35,375.28/x
3. Step 3: Cross multiply
   91,558.32x = 137,331.72 × 35,375.28
4. Step 4: Simplify right side
   91,558.32x = 4,858,148,047.88
5. Step 5: Solve for x
   x = 4,858,148,047.88/91,558.32
6. Step 6: Final answer
   x = 53,060.69