Finding the Fourth Proportional to 5,980,868.20, 8,253,542.82 and 3,688,111.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,980,868.20 : 8,253,542.82 = 3,688,111.72 : x
2. Step 2: Convert to fraction form
   5,980,868.20/8,253,542.82 = 3,688,111.72/x
3. Step 3: Cross multiply
   5,980,868.20x = 8,253,542.82 × 3,688,111.72
4. Step 4: Simplify right side
   5,980,868.20x = 30,439,988,005,963.85
5. Step 5: Solve for x
   x = 30,439,988,005,963.85/5,980,868.20
6. Step 6: Final answer
   x = 5,089,560.08