Finding the Fourth Proportional to 127,099.72, 190,665.47 and 38,353.08

Step by Step Solution

1. Step 1: Write the proportion equation
   127,099.72 : 190,665.47 = 38,353.08 : x
2. Step 2: Convert to fraction form
   127,099.72/190,665.47 = 38,353.08/x
3. Step 3: Cross multiply
   127,099.72x = 190,665.47 × 38,353.08
4. Step 4: Simplify right side
   127,099.72x = 7,312,608,024.15
5. Step 5: Solve for x
   x = 7,312,608,024.15/127,099.72
6. Step 6: Final answer
   x = 57,534.41