Finding the Fourth Proportional to 1,781,162.28, 2,665,436.63 and 1,107,560.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781,162.28 : 2,665,436.63 = 1,107,560.79 : x
2. Step 2: Convert to fraction form
   1,781,162.28/2,665,436.63 = 1,107,560.79/x
3. Step 3: Cross multiply
   1,781,162.28x = 2,665,436.63 × 1,107,560.79
4. Step 4: Simplify right side
   1,781,162.28x = 2,952,133,094,079.93
5. Step 5: Solve for x
   x = 2,952,133,094,079.93/1,781,162.28
6. Step 6: Final answer
   x = 1,657,419.50