Finding the Fourth Proportional to 1,397,407.55, 2,096,554.39 and 498,830.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,407.55 : 2,096,554.39 = 498,830.00 : x
2. Step 2: Convert to fraction form
   1,397,407.55/2,096,554.39 = 498,830.00/x
3. Step 3: Cross multiply
   1,397,407.55x = 2,096,554.39 × 498,830.00
4. Step 4: Simplify right side
   1,397,407.55x = 1,045,824,214,633.85
5. Step 5: Solve for x
   x = 1,045,824,214,633.85/1,397,407.55
6. Step 6: Final answer
   x = 748,403.15