Finding the Fourth Proportional to 1,538,118.50, 2,307,183.42 and 473,153.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,118.50 : 2,307,183.42 = 473,153.18 : x
2. Step 2: Convert to fraction form
   1,538,118.50/2,307,183.42 = 473,153.18/x
3. Step 3: Cross multiply
   1,538,118.50x = 2,307,183.42 × 473,153.18
4. Step 4: Simplify right side
   1,538,118.50x = 1,091,651,172,016.28
5. Step 5: Solve for x
   x = 1,091,651,172,016.28/1,538,118.50
6. Step 6: Final answer
   x = 709,731.51