Finding the Fourth Proportional to 56,150.54, 77,395.42 and 39,803.22

Step by Step Solution

1. Step 1: Write the proportion equation
   56,150.54 : 77,395.42 = 39,803.22 : x
2. Step 2: Convert to fraction form
   56,150.54/77,395.42 = 39,803.22/x
3. Step 3: Cross multiply
   56,150.54x = 77,395.42 × 39,803.22
4. Step 4: Simplify right side
   56,150.54x = 3,080,586,929.25
5. Step 5: Solve for x
   x = 3,080,586,929.25/56,150.54
6. Step 6: Final answer
   x = 54,863.00