Finding the Fourth Proportional to 1,225,933.38, 1,838,881.59 and 551,538.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,225,933.38 : 1,838,881.59 = 551,538.42 : x
2. Step 2: Convert to fraction form
   1,225,933.38/1,838,881.59 = 551,538.42/x
3. Step 3: Cross multiply
   1,225,933.38x = 1,838,881.59 × 551,538.42
4. Step 4: Simplify right side
   1,225,933.38x = 1,014,213,846,715.69
5. Step 5: Solve for x
   x = 1,014,213,846,715.69/1,225,933.38
6. Step 6: Final answer
   x = 827,299.32