Finding the Fourth Proportional to 67,938.74, 101,914.59 and 26,388.98

Step by Step Solution

1. Step 1: Write the proportion equation
   67,938.74 : 101,914.59 = 26,388.98 : x
2. Step 2: Convert to fraction form
   67,938.74/101,914.59 = 26,388.98/x
3. Step 3: Cross multiply
   67,938.74x = 101,914.59 × 26,388.98
4. Step 4: Simplify right side
   67,938.74x = 2,689,422,077.22
5. Step 5: Solve for x
   x = 2,689,422,077.22/67,938.74
6. Step 6: Final answer
   x = 39,585.99