Finding the Fourth Proportional to 76,036.72, 104,929.04 and 42,046.64

Step by Step Solution

1. Step 1: Write the proportion equation
   76,036.72 : 104,929.04 = 42,046.64 : x
2. Step 2: Convert to fraction form
   76,036.72/104,929.04 = 42,046.64/x
3. Step 3: Cross multiply
   76,036.72x = 104,929.04 × 42,046.64
4. Step 4: Simplify right side
   76,036.72x = 4,411,913,570.43
5. Step 5: Solve for x
   x = 4,411,913,570.43/76,036.72
6. Step 6: Final answer
   x = 58,023.46