Finding the Fourth Proportional to 2,488,806.64, 3,732,379.58 and 972,096.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488,806.64 : 3,732,379.58 = 972,096.16 : x
2. Step 2: Convert to fraction form
   2,488,806.64/3,732,379.58 = 972,096.16/x
3. Step 3: Cross multiply
   2,488,806.64x = 3,732,379.58 × 972,096.16
4. Step 4: Simplify right side
   2,488,806.64x = 3,628,231,857,380.41
5. Step 5: Solve for x
   x = 3,628,231,857,380.41/2,488,806.64
6. Step 6: Final answer
   x = 1,457,819.90