Finding the Fourth Proportional to 127,669.37, 191,144.00 and 67,561.70

Step by Step Solution

1. Step 1: Write the proportion equation
   127,669.37 : 191,144.00 = 67,561.70 : x
2. Step 2: Convert to fraction form
   127,669.37/191,144.00 = 67,561.70/x
3. Step 3: Cross multiply
   127,669.37x = 191,144.00 × 67,561.70
4. Step 4: Simplify right side
   127,669.37x = 12,914,012,797.98
5. Step 5: Solve for x
   x = 12,914,012,797.98/127,669.37
6. Step 6: Final answer
   x = 101,152.01