Finding the Fourth Proportional to 1,141,851.42, 1,708,043.49 and 869,921.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,851.42 : 1,708,043.49 = 869,921.96 : x
2. Step 2: Convert to fraction form
   1,141,851.42/1,708,043.49 = 869,921.96/x
3. Step 3: Cross multiply
   1,141,851.42x = 1,708,043.49 × 869,921.96
4. Step 4: Simplify right side
   1,141,851.42x = 1,485,864,532,045.82
5. Step 5: Solve for x
   x = 1,485,864,532,045.82/1,141,851.42
6. Step 6: Final answer
   x = 1,301,276.60