Finding the Fourth Proportional to 107,270.46, 148,010.22 and 72,827.10

Step by Step Solution

1. Step 1: Write the proportion equation
   107,270.46 : 148,010.22 = 72,827.10 : x
2. Step 2: Convert to fraction form
   107,270.46/148,010.22 = 72,827.10/x
3. Step 3: Cross multiply
   107,270.46x = 148,010.22 × 72,827.10
4. Step 4: Simplify right side
   107,270.46x = 10,779,155,092.96
5. Step 5: Solve for x
   x = 10,779,155,092.96/107,270.46
6. Step 6: Final answer
   x = 100,485.77