Finding the Fourth Proportional to 78,002.78, 117,021.79 and 24,698.00

Step by Step Solution

1. Step 1: Write the proportion equation
   78,002.78 : 117,021.79 = 24,698.00 : x
2. Step 2: Convert to fraction form
   78,002.78/117,021.79 = 24,698.00/x
3. Step 3: Cross multiply
   78,002.78x = 117,021.79 × 24,698.00
4. Step 4: Simplify right side
   78,002.78x = 2,890,203,522.57
5. Step 5: Solve for x
   x = 2,890,203,522.57/78,002.78
6. Step 6: Final answer
   x = 37,052.57