Finding the Fourth Proportional to 99,758.43, 137,683.76 and 95,274.27

Step by Step Solution

1. Step 1: Write the proportion equation
   99,758.43 : 137,683.76 = 95,274.27 : x
2. Step 2: Convert to fraction form
   99,758.43/137,683.76 = 95,274.27/x
3. Step 3: Cross multiply
   99,758.43x = 137,683.76 × 95,274.27
4. Step 4: Simplify right side
   99,758.43x = 13,117,719,248.48
5. Step 5: Solve for x
   x = 13,117,719,248.48/99,758.43
6. Step 6: Final answer
   x = 131,494.84