Finding the Fourth Proportional to 69,272.84, 103,982.72 and 56,282.04

Step by Step Solution

1. Step 1: Write the proportion equation
   69,272.84 : 103,982.72 = 56,282.04 : x
2. Step 2: Convert to fraction form
   69,272.84/103,982.72 = 56,282.04/x
3. Step 3: Cross multiply
   69,272.84x = 103,982.72 × 56,282.04
4. Step 4: Simplify right side
   69,272.84x = 5,852,359,606.35
5. Step 5: Solve for x
   x = 5,852,359,606.35/69,272.84
6. Step 6: Final answer
   x = 84,482.74