Finding the Fourth Proportional to 127,786.22, 191,681.33 and 37,838.06

Step by Step Solution

1. Step 1: Write the proportion equation
   127,786.22 : 191,681.33 = 37,838.06 : x
2. Step 2: Convert to fraction form
   127,786.22/191,681.33 = 37,838.06/x
3. Step 3: Cross multiply
   127,786.22x = 191,681.33 × 37,838.06
4. Step 4: Simplify right side
   127,786.22x = 7,252,849,665.42
5. Step 5: Solve for x
   x = 7,252,849,665.42/127,786.22
6. Step 6: Final answer
   x = 56,757.68