Finding the Fourth Proportional to 91,628.82, 137,445.93 and 34,690.29

Step by Step Solution

1. Step 1: Write the proportion equation
   91,628.82 : 137,445.93 = 34,690.29 : x
2. Step 2: Convert to fraction form
   91,628.82/137,445.93 = 34,690.29/x
3. Step 3: Cross multiply
   91,628.82x = 137,445.93 × 34,690.29
4. Step 4: Simplify right side
   91,628.82x = 4,768,039,171.02
5. Step 5: Solve for x
   x = 4,768,039,171.02/91,628.82
6. Step 6: Final answer
   x = 52,036.46