Finding the Fourth Proportional to 83,633.58, 125,445.69 and 61,167.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,633.58 : 125,445.69 = 61,167.30 : x
2. Step 2: Convert to fraction form
   83,633.58/125,445.69 = 61,167.30/x
3. Step 3: Cross multiply
   83,633.58x = 125,445.69 × 61,167.30
4. Step 4: Simplify right side
   83,633.58x = 7,673,174,153.94
5. Step 5: Solve for x
   x = 7,673,174,153.94/83,633.58
6. Step 6: Final answer
   x = 91,747.53