Finding the Fourth Proportional to 67,062.48, 100,667.52 and 56,661.12

Step by Step Solution

1. Step 1: Write the proportion equation
   67,062.48 : 100,667.52 = 56,661.12 : x
2. Step 2: Convert to fraction form
   67,062.48/100,667.52 = 56,661.12/x
3. Step 3: Cross multiply
   67,062.48x = 100,667.52 × 56,661.12
4. Step 4: Simplify right side
   67,062.48x = 5,703,934,430.82
5. Step 5: Solve for x
   x = 5,703,934,430.82/67,062.48
6. Step 6: Final answer
   x = 85,054.03