Finding the Fourth Proportional to 5,123,737.05, 7,685,483.06 and 1,665,472.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,123,737.05 : 7,685,483.06 = 1,665,472.39 : x
2. Step 2: Convert to fraction form
   5,123,737.05/7,685,483.06 = 1,665,472.39/x
3. Step 3: Cross multiply
   5,123,737.05x = 7,685,483.06 × 1,665,472.39
4. Step 4: Simplify right side
   5,123,737.05x = 12,799,959,815,824.40
5. Step 5: Solve for x
   x = 12,799,959,815,824.40/5,123,737.05
6. Step 6: Final answer
   x = 2,498,168.76