Finding the Fourth Proportional to 53,091.72, 73,267.82 and 30,123.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,091.72 : 73,267.82 = 30,123.10 : x
2. Step 2: Convert to fraction form
   53,091.72/73,267.82 = 30,123.10/x
3. Step 3: Cross multiply
   53,091.72x = 73,267.82 × 30,123.10
4. Step 4: Simplify right side
   53,091.72x = 2,207,053,534.86
5. Step 5: Solve for x
   x = 2,207,053,534.86/53,091.72
6. Step 6: Final answer
   x = 41,570.58