Finding the Fourth Proportional to 127,100.76, 190,652.49 and 38,355.05

Step by Step Solution

1. Step 1: Write the proportion equation
   127,100.76 : 190,652.49 = 38,355.05 : x
2. Step 2: Convert to fraction form
   127,100.76/190,652.49 = 38,355.05/x
3. Step 3: Cross multiply
   127,100.76x = 190,652.49 × 38,355.05
4. Step 4: Simplify right side
   127,100.76x = 7,312,485,786.57
5. Step 5: Solve for x
   x = 7,312,485,786.57/127,100.76
6. Step 6: Final answer
   x = 57,532.98