Finding the Fourth Proportional to 134,076.51, 185,005.53 and 76,706.72

Step by Step Solution

1. Step 1: Write the proportion equation
   134,076.51 : 185,005.53 = 76,706.72 : x
2. Step 2: Convert to fraction form
   134,076.51/185,005.53 = 76,706.72/x
3. Step 3: Cross multiply
   134,076.51x = 185,005.53 × 76,706.72
4. Step 4: Simplify right side
   134,076.51x = 14,191,167,156.90
5. Step 5: Solve for x
   x = 14,191,167,156.90/134,076.51
6. Step 6: Final answer
   x = 105,843.80