Finding the Fourth Proportional to 1,345,314.42, 1,856,449.53 and 771,951.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,314.42 : 1,856,449.53 = 771,951.06 : x
2. Step 2: Convert to fraction form
   1,345,314.42/1,856,449.53 = 771,951.06/x
3. Step 3: Cross multiply
   1,345,314.42x = 1,856,449.53 × 771,951.06
4. Step 4: Simplify right side
   1,345,314.42x = 1,433,088,182,520.00
5. Step 5: Solve for x
   x = 1,433,088,182,520.00/1,345,314.42
6. Step 6: Final answer
   x = 1,065,244.05