Finding the Fourth Proportional to 78,003.78, 117,023.29 and 24,699

Step by Step Solution

1. Step 1: Write the proportion equation
   78,003.78 : 117,023.29 = 24,699 : x
2. Step 2: Convert to fraction form
   78,003.78/117,023.29 = 24,699/x
3. Step 3: Cross multiply
   78,003.78x = 117,023.29 × 24,699
4. Step 4: Simplify right side
   78,003.78x = 2,890,358,239.71
5. Step 5: Solve for x
   x = 2,890,358,239.71/78,003.78
6. Step 6: Final answer
   x = 37,054.08