Finding the Fourth Proportional to 1,753,266.71, 2,419,484.42 and 978,909.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,753,266.71 : 2,419,484.42 = 978,909.41 : x
2. Step 2: Convert to fraction form
   1,753,266.71/2,419,484.42 = 978,909.41/x
3. Step 3: Cross multiply
   1,753,266.71x = 2,419,484.42 × 978,909.41
4. Step 4: Simplify right side
   1,753,266.71x = 2,368,456,061,191.85
5. Step 5: Solve for x
   x = 2,368,456,061,191.85/1,753,266.71
6. Step 6: Final answer
   x = 1,350,881.78