Finding the Fourth Proportional to 2,477.32, 3,715.37 and 1,091.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.32 : 3,715.37 = 1,091.01 : x
2. Step 2: Convert to fraction form
   2,477.32/3,715.37 = 1,091.01/x
3. Step 3: Cross multiply
   2,477.32x = 3,715.37 × 1,091.01
4. Step 4: Simplify right side
   2,477.32x = 4,053,505.82
5. Step 5: Solve for x
   x = 4,053,505.82/2,477.32
6. Step 6: Final answer
   x = 1,636.25