Finding the Fourth Proportional to 91,426.32, 137,090.17 and 41,479.17

Step by Step Solution

1. Step 1: Write the proportion equation
   91,426.32 : 137,090.17 = 41,479.17 : x
2. Step 2: Convert to fraction form
   91,426.32/137,090.17 = 41,479.17/x
3. Step 3: Cross multiply
   91,426.32x = 137,090.17 × 41,479.17
4. Step 4: Simplify right side
   91,426.32x = 5,686,385,677.61
5. Step 5: Solve for x
   x = 5,686,385,677.61/91,426.32
6. Step 6: Final answer
   x = 62,196.37