Finding the Fourth Proportional to 2,123,877, 3,186,276.80 and 776,037.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,877 : 3,186,276.80 = 776,037.52 : x
2. Step 2: Convert to fraction form
   2,123,877/3,186,276.80 = 776,037.52/x
3. Step 3: Cross multiply
   2,123,877x = 3,186,276.80 × 776,037.52
4. Step 4: Simplify right side
   2,123,877x = 2,472,670,345,905.54
5. Step 5: Solve for x
   x = 2,472,670,345,905.54/2,123,877
6. Step 6: Final answer
   x = 1,164,224.83