Finding the Fourth Proportional to 76,068.45, 104,966.39 and 42,071.54

Step by Step Solution

1. Step 1: Write the proportion equation
   76,068.45 : 104,966.39 = 42,071.54 : x
2. Step 2: Convert to fraction form
   76,068.45/104,966.39 = 42,071.54/x
3. Step 3: Cross multiply
   76,068.45x = 104,966.39 × 42,071.54
4. Step 4: Simplify right side
   76,068.45x = 4,416,097,216.05
5. Step 5: Solve for x
   x = 4,416,097,216.05/76,068.45
6. Step 6: Final answer
   x = 58,054.25