Finding the Fourth Proportional to 69,494.76, 104,386.56 and 56,182.80

Step by Step Solution

1. Step 1: Write the proportion equation
   69,494.76 : 104,386.56 = 56,182.80 : x
2. Step 2: Convert to fraction form
   69,494.76/104,386.56 = 56,182.80/x
3. Step 3: Cross multiply
   69,494.76x = 104,386.56 × 56,182.80
4. Step 4: Simplify right side
   69,494.76x = 5,864,729,223.17
5. Step 5: Solve for x
   x = 5,864,729,223.17/69,494.76
6. Step 6: Final answer
   x = 84,390.96