Finding the Fourth Proportional to 3,851,542.79, 5,320,665.50 and 3,076,155.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,851,542.79 : 5,320,665.50 = 3,076,155.60 : x
2. Step 2: Convert to fraction form
   3,851,542.79/5,320,665.50 = 3,076,155.60/x
3. Step 3: Cross multiply
   3,851,542.79x = 5,320,665.50 × 3,076,155.60
4. Step 4: Simplify right side
   3,851,542.79x = 16,367,195,009,066.48
5. Step 5: Solve for x
   x = 16,367,195,009,066.48/3,851,542.79
6. Step 6: Final answer
   x = 4,249,516.60