Finding the Fourth Proportional to 127,438.33, 191,196.38 and 65,152.57

Step by Step Solution

1. Step 1: Write the proportion equation
   127,438.33 : 191,196.38 = 65,152.57 : x
2. Step 2: Convert to fraction form
   127,438.33/191,196.38 = 65,152.57/x
3. Step 3: Cross multiply
   127,438.33x = 191,196.38 × 65,152.57
4. Step 4: Simplify right side
   127,438.33x = 12,456,935,205.93
5. Step 5: Solve for x
   x = 12,456,935,205.93/127,438.33
6. Step 6: Final answer
   x = 97,748.73