Finding the Fourth Proportional to 3,754,320.88, 5,180,931.56 and 2,123,048.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,754,320.88 : 5,180,931.56 = 2,123,048.56 : x
2. Step 2: Convert to fraction form
   3,754,320.88/5,180,931.56 = 2,123,048.56/x
3. Step 3: Cross multiply
   3,754,320.88x = 5,180,931.56 × 2,123,048.56
4. Step 4: Simplify right side
   3,754,320.88x = 10,999,369,287,916.55
5. Step 5: Solve for x
   x = 10,999,369,287,916.55/3,754,320.88
6. Step 6: Final answer
   x = 2,929,789.34