Finding the Fourth Proportional to 72,387,112.12, 108,579,720.46 and 17,800,168.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,387,112.12 : 108,579,720.46 = 17,800,168.84 : x
2. Step 2: Convert to fraction form
   72,387,112.12/108,579,720.46 = 17,800,168.84/x
3. Step 3: Cross multiply
   72,387,112.12x = 108,579,720.46 × 17,800,168.84
4. Step 4: Simplify right side
   72,387,112.12x = 1,932,737,356,788,002.25
5. Step 5: Solve for x
   x = 1,932,737,356,788,002.25/72,387,112.12
6. Step 6: Final answer
   x = 26,700,020.21