Finding the Fourth Proportional to 2,377,885.71, 3,566,079.27 and 780,076.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377,885.71 : 3,566,079.27 = 780,076.47 : x
2. Step 2: Convert to fraction form
   2,377,885.71/3,566,079.27 = 780,076.47/x
3. Step 3: Cross multiply
   2,377,885.71x = 3,566,079.27 × 780,076.47
4. Step 4: Simplify right side
   2,377,885.71x = 2,781,814,528,681.78
5. Step 5: Solve for x
   x = 2,781,814,528,681.78/2,377,885.71
6. Step 6: Final answer
   x = 1,169,868.90