Finding the Fourth Proportional to 76,319.94, 105,322.10 and 42,326.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,319.94 : 105,322.10 = 42,326.52 : x
2. Step 2: Convert to fraction form
   76,319.94/105,322.10 = 42,326.52/x
3. Step 3: Cross multiply
   76,319.94x = 105,322.10 × 42,326.52
4. Step 4: Simplify right side
   76,319.94x = 4,457,917,972.09
5. Step 5: Solve for x
   x = 4,457,917,972.09/76,319.94
6. Step 6: Final answer
   x = 58,410.92