Finding the Fourth Proportional to 76,625.34, 105,740.91 and 42,633.87

Step by Step Solution

1. Step 1: Write the proportion equation
   76,625.34 : 105,740.91 = 42,633.87 : x
2. Step 2: Convert to fraction form
   76,625.34/105,740.91 = 42,633.87/x
3. Step 3: Cross multiply
   76,625.34x = 105,740.91 × 42,633.87
4. Step 4: Simplify right side
   76,625.34x = 4,508,144,210.62
5. Step 5: Solve for x
   x = 4,508,144,210.62/76,625.34
6. Step 6: Final answer
   x = 58,833.59