Finding the Fourth Proportional to 1,532,196.30, 2,296,697.82 and 857,288.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532,196.30 : 2,296,697.82 = 857,288.10 : x
2. Step 2: Convert to fraction form
   1,532,196.30/2,296,697.82 = 857,288.10/x
3. Step 3: Cross multiply
   1,532,196.30x = 2,296,697.82 × 857,288.10
4. Step 4: Simplify right side
   1,532,196.30x = 1,968,931,710,381.94
5. Step 5: Solve for x
   x = 1,968,931,710,381.94/1,532,196.30
6. Step 6: Final answer
   x = 1,285,038.81