Finding the Fourth Proportional to 1,383,096.50, 2,074,457.89 and 372,279.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383,096.50 : 2,074,457.89 = 372,279.12 : x
2. Step 2: Convert to fraction form
   1,383,096.50/2,074,457.89 = 372,279.12/x
3. Step 3: Cross multiply
   1,383,096.50x = 2,074,457.89 × 372,279.12
4. Step 4: Simplify right side
   1,383,096.50x = 772,277,357,766.26
5. Step 5: Solve for x
   x = 772,277,357,766.26/1,383,096.50
6. Step 6: Final answer
   x = 558,368.38