Finding the Fourth Proportional to 65,931.63, 98,902.01 and 26,488.71

Step by Step Solution

1. Step 1: Write the proportion equation
   65,931.63 : 98,902.01 = 26,488.71 : x
2. Step 2: Convert to fraction form
   65,931.63/98,902.01 = 26,488.71/x
3. Step 3: Cross multiply
   65,931.63x = 98,902.01 × 26,488.71
4. Step 4: Simplify right side
   65,931.63x = 2,619,786,661.31
5. Step 5: Solve for x
   x = 2,619,786,661.31/65,931.63
6. Step 6: Final answer
   x = 39,734.90