Finding the Fourth Proportional to 56,139.34, 77,470.32 and 33,466.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,139.34 : 77,470.32 = 33,466.63 : x
2. Step 2: Convert to fraction form
   56,139.34/77,470.32 = 33,466.63/x
3. Step 3: Cross multiply
   56,139.34x = 77,470.32 × 33,466.63
4. Step 4: Simplify right side
   56,139.34x = 2,592,670,535.42
5. Step 5: Solve for x
   x = 2,592,670,535.42/56,139.34
6. Step 6: Final answer
   x = 46,182.78