Finding the Fourth Proportional to 2,334,666.72, 3,221,842.32 and 1,261,578.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334,666.72 : 3,221,842.32 = 1,261,578.72 : x
2. Step 2: Convert to fraction form
   2,334,666.72/3,221,842.32 = 1,261,578.72/x
3. Step 3: Cross multiply
   2,334,666.72x = 3,221,842.32 × 1,261,578.72
4. Step 4: Simplify right side
   2,334,666.72x = 4,064,607,710,107.43
5. Step 5: Solve for x
   x = 4,064,607,710,107.43/2,334,666.72
6. Step 6: Final answer
   x = 1,740,979.85