Finding the Fourth Proportional to 127,696.53, 191,610.42 and 56,667.84

Step by Step Solution

1. Step 1: Write the proportion equation
   127,696.53 : 191,610.42 = 56,667.84 : x
2. Step 2: Convert to fraction form
   127,696.53/191,610.42 = 56,667.84/x
3. Step 3: Cross multiply
   127,696.53x = 191,610.42 × 56,667.84
4. Step 4: Simplify right side
   127,696.53x = 10,858,148,622.89
5. Step 5: Solve for x
   x = 10,858,148,622.89/127,696.53
6. Step 6: Final answer
   x = 85,030.88