Finding the Fourth Proportional to 72,373.62, 108,727.29 and 69,384.30

Step by Step Solution

1. Step 1: Write the proportion equation
   72,373.62 : 108,727.29 = 69,384.30 : x
2. Step 2: Convert to fraction form
   72,373.62/108,727.29 = 69,384.30/x
3. Step 3: Cross multiply
   72,373.62x = 108,727.29 × 69,384.30
4. Step 4: Simplify right side
   72,373.62x = 7,543,966,907.55
5. Step 5: Solve for x
   x = 7,543,966,907.55/72,373.62
6. Step 6: Final answer
   x = 104,236.42