Finding the Fourth Proportional to 2,344,591.88, 3,516,395.64 and 661,301.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,344,591.88 : 3,516,395.64 = 661,301.72 : x
2. Step 2: Convert to fraction form
   2,344,591.88/3,516,395.64 = 661,301.72/x
3. Step 3: Cross multiply
   2,344,591.88x = 3,516,395.64 × 661,301.72
4. Step 4: Simplify right side
   2,344,591.88x = 2,325,398,484,932.50
5. Step 5: Solve for x
   x = 2,325,398,484,932.50/2,344,591.88
6. Step 6: Final answer
   x = 991,813.76