Finding the Fourth Proportional to 83,623, 115,395.56 and 49,632.96

Step by Step Solution

1. Step 1: Write the proportion equation
   83,623 : 115,395.56 = 49,632.96 : x
2. Step 2: Convert to fraction form
   83,623/115,395.56 = 49,632.96/x
3. Step 3: Cross multiply
   83,623x = 115,395.56 × 49,632.96
4. Step 4: Simplify right side
   83,623x = 5,727,423,213.66
5. Step 5: Solve for x
   x = 5,727,423,213.66/83,623
6. Step 6: Final answer
   x = 68,491.00