Finding the Fourth Proportional to 78,023.84, 116,836.32 and 42,924.96

Step by Step Solution

1. Step 1: Write the proportion equation
   78,023.84 : 116,836.32 = 42,924.96 : x
2. Step 2: Convert to fraction form
   78,023.84/116,836.32 = 42,924.96/x
3. Step 3: Cross multiply
   78,023.84x = 116,836.32 × 42,924.96
4. Step 4: Simplify right side
   78,023.84x = 5,015,194,362.55
5. Step 5: Solve for x
   x = 5,015,194,362.55/78,023.84
6. Step 6: Final answer
   x = 64,277.72