Finding the Fourth Proportional to 76,703.50, 105,860.55 and 43,175.98

Step by Step Solution

1. Step 1: Write the proportion equation
   76,703.50 : 105,860.55 = 43,175.98 : x
2. Step 2: Convert to fraction form
   76,703.50/105,860.55 = 43,175.98/x
3. Step 3: Cross multiply
   76,703.50x = 105,860.55 × 43,175.98
4. Step 4: Simplify right side
   76,703.50x = 4,570,632,989.59
5. Step 5: Solve for x
   x = 4,570,632,989.59/76,703.50
6. Step 6: Final answer
   x = 59,588.32