Finding the Fourth Proportional to 91,656.82, 137,488.74 and 39,030.22

Step by Step Solution

1. Step 1: Write the proportion equation
   91,656.82 : 137,488.74 = 39,030.22 : x
2. Step 2: Convert to fraction form
   91,656.82/137,488.74 = 39,030.22/x
3. Step 3: Cross multiply
   91,656.82x = 137,488.74 × 39,030.22
4. Step 4: Simplify right side
   91,656.82x = 5,366,215,769.72
5. Step 5: Solve for x
   x = 5,366,215,769.72/91,656.82
6. Step 6: Final answer
   x = 58,546.82