Finding the Fourth Proportional to 2,154,061.12, 3,231,673.48 and 658,112.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,061.12 : 3,231,673.48 = 658,112.32 : x
2. Step 2: Convert to fraction form
   2,154,061.12/3,231,673.48 = 658,112.32/x
3. Step 3: Cross multiply
   2,154,061.12x = 3,231,673.48 × 658,112.32
4. Step 4: Simplify right side
   2,154,061.12x = 2,126,804,131,405.27
5. Step 5: Solve for x
   x = 2,126,804,131,405.27/2,154,061.12
6. Step 6: Final answer
   x = 987,346.23