Finding the Fourth Proportional to 1,788,567.96, 2,468,240.31 and 972,787.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788,567.96 : 2,468,240.31 = 972,787.80 : x
2. Step 2: Convert to fraction form
   1,788,567.96/2,468,240.31 = 972,787.80/x
3. Step 3: Cross multiply
   1,788,567.96x = 2,468,240.31 × 972,787.80
4. Step 4: Simplify right side
   1,788,567.96x = 2,401,074,061,036.22
5. Step 5: Solve for x
   x = 2,401,074,061,036.22/1,788,567.96
6. Step 6: Final answer
   x = 1,342,456.15