Finding the Fourth Proportional to 76,839, 115,303.86 and 32,462.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,839 : 115,303.86 = 32,462.88 : x
2. Step 2: Convert to fraction form
   76,839/115,303.86 = 32,462.88/x
3. Step 3: Cross multiply
   76,839x = 115,303.86 × 32,462.88
4. Step 4: Simplify right side
   76,839x = 3,743,095,370.72
5. Step 5: Solve for x
   x = 3,743,095,370.72/76,839
6. Step 6: Final answer
   x = 48,713.48