Finding the Fourth Proportional to 85,973.69, 128,996.98 and 41,633.48

Step by Step Solution

1. Step 1: Write the proportion equation
   85,973.69 : 128,996.98 = 41,633.48 : x
2. Step 2: Convert to fraction form
   85,973.69/128,996.98 = 41,633.48/x
3. Step 3: Cross multiply
   85,973.69x = 128,996.98 × 41,633.48
4. Step 4: Simplify right side
   85,973.69x = 5,370,592,541.91
5. Step 5: Solve for x
   x = 5,370,592,541.91/85,973.69
6. Step 6: Final answer
   x = 62,467.86