Finding the Fourth Proportional to 127,886.96, 191,948.62 and 64,751.42

Step by Step Solution

1. Step 1: Write the proportion equation
   127,886.96 : 191,948.62 = 64,751.42 : x
2. Step 2: Convert to fraction form
   127,886.96/191,948.62 = 64,751.42/x
3. Step 3: Cross multiply
   127,886.96x = 191,948.62 × 64,751.42
4. Step 4: Simplify right side
   127,886.96x = 12,428,945,712.04
5. Step 5: Solve for x
   x = 12,428,945,712.04/127,886.96
6. Step 6: Final answer
   x = 97,186.97