Finding the Fourth Proportional to 69,100.72, 103,650.75 and 26,985.08

Step by Step Solution

1. Step 1: Write the proportion equation
   69,100.72 : 103,650.75 = 26,985.08 : x
2. Step 2: Convert to fraction form
   69,100.72/103,650.75 = 26,985.08/x
3. Step 3: Cross multiply
   69,100.72x = 103,650.75 × 26,985.08
4. Step 4: Simplify right side
   69,100.72x = 2,797,023,955.71
5. Step 5: Solve for x
   x = 2,797,023,955.71/69,100.72
6. Step 6: Final answer
   x = 40,477.49