Finding the Fourth Proportional to 2,447.77, 3,670.72 and 1,061.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447.77 : 3,670.72 = 1,061.01 : x
2. Step 2: Convert to fraction form
   2,447.77/3,670.72 = 1,061.01/x
3. Step 3: Cross multiply
   2,447.77x = 3,670.72 × 1,061.01
4. Step 4: Simplify right side
   2,447.77x = 3,894,670.63
5. Step 5: Solve for x
   x = 3,894,670.63/2,447.77
6. Step 6: Final answer
   x = 1,591.11