Finding the Fourth Proportional to 1,815,710.76, 2,723,215.50 and 553,665.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,815,710.76 : 2,723,215.50 = 553,665.96 : x
2. Step 2: Convert to fraction form
   1,815,710.76/2,723,215.50 = 553,665.96/x
3. Step 3: Cross multiply
   1,815,710.76x = 2,723,215.50 × 553,665.96
4. Step 4: Simplify right side
   1,815,710.76x = 1,507,751,724,094.38
5. Step 5: Solve for x
   x = 1,507,751,724,094.38/1,815,710.76
6. Step 6: Final answer
   x = 830,392.02