Finding the Fourth Proportional to 1,152,301.98, 1,590,176.82 and 636,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,301.98 : 1,590,176.82 = 636,056 : x
2. Step 2: Convert to fraction form
   1,152,301.98/1,590,176.82 = 636,056/x
3. Step 3: Cross multiply
   1,152,301.98x = 1,590,176.82 × 636,056
4. Step 4: Simplify right side
   1,152,301.98x = 1,011,441,507,421.92
5. Step 5: Solve for x
   x = 1,011,441,507,421.92/1,152,301.98
6. Step 6: Final answer
   x = 877,757.33