Finding the Fourth Proportional to 73,091.69, 100,868.19 and 42,898.79

Step by Step Solution

1. Step 1: Write the proportion equation
   73,091.69 : 100,868.19 = 42,898.79 : x
2. Step 2: Convert to fraction form
   73,091.69/100,868.19 = 42,898.79/x
3. Step 3: Cross multiply
   73,091.69x = 100,868.19 × 42,898.79
4. Step 4: Simplify right side
   73,091.69x = 4,327,123,300.49
5. Step 5: Solve for x
   x = 4,327,123,300.49/73,091.69
6. Step 6: Final answer
   x = 59,201.30