Finding the Fourth Proportional to 67,887.36, 101,070.72 and 67,559.04

Step by Step Solution

1. Step 1: Write the proportion equation
   67,887.36 : 101,070.72 = 67,559.04 : x
2. Step 2: Convert to fraction form
   67,887.36/101,070.72 = 67,559.04/x
3. Step 3: Cross multiply
   67,887.36x = 101,070.72 × 67,559.04
4. Step 4: Simplify right side
   67,887.36x = 6,828,240,815.31
5. Step 5: Solve for x
   x = 6,828,240,815.31/67,887.36
6. Step 6: Final answer
   x = 100,581.92