Finding the Fourth Proportional to 2,778,875.25, 3,834,765.31 and 1,538,540.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778,875.25 : 3,834,765.31 = 1,538,540.76 : x
2. Step 2: Convert to fraction form
   2,778,875.25/3,834,765.31 = 1,538,540.76/x
3. Step 3: Cross multiply
   2,778,875.25x = 3,834,765.31 × 1,538,540.76
4. Step 4: Simplify right side
   2,778,875.25x = 5,899,942,711,204.84
5. Step 5: Solve for x
   x = 5,899,942,711,204.84/2,778,875.25
6. Step 6: Final answer
   x = 2,123,140.54