Finding the Fourth Proportional to 56,932.78, 78,583.92 and 33,070.18

Step by Step Solution

1. Step 1: Write the proportion equation
   56,932.78 : 78,583.92 = 33,070.18 : x
2. Step 2: Convert to fraction form
   56,932.78/78,583.92 = 33,070.18/x
3. Step 3: Cross multiply
   56,932.78x = 78,583.92 × 33,070.18
4. Step 4: Simplify right side
   56,932.78x = 2,598,784,379.51
5. Step 5: Solve for x
   x = 2,598,784,379.51/56,932.78
6. Step 6: Final answer
   x = 45,646.54