Finding the Fourth Proportional to 78,327.47, 117,510.34 and 25,019.46

Step by Step Solution

1. Step 1: Write the proportion equation
   78,327.47 : 117,510.34 = 25,019.46 : x
2. Step 2: Convert to fraction form
   78,327.47/117,510.34 = 25,019.46/x
3. Step 3: Cross multiply
   78,327.47x = 117,510.34 × 25,019.46
4. Step 4: Simplify right side
   78,327.47x = 2,940,045,251.22
5. Step 5: Solve for x
   x = 2,940,045,251.22/78,327.47
6. Step 6: Final answer
   x = 37,535.30