Finding the Fourth Proportional to 76,632.48, 105,747.12 and 43,092

Step by Step Solution

1. Step 1: Write the proportion equation
   76,632.48 : 105,747.12 = 43,092 : x
2. Step 2: Convert to fraction form
   76,632.48/105,747.12 = 43,092/x
3. Step 3: Cross multiply
   76,632.48x = 105,747.12 × 43,092
4. Step 4: Simplify right side
   76,632.48x = 4,556,854,895.04
5. Step 5: Solve for x
   x = 4,556,854,895.04/76,632.48
6. Step 6: Final answer
   x = 59,463.75