Finding the Fourth Proportional to 1,061,211.71, 1,464,423.86 and 577,775.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,211.71 : 1,464,423.86 = 577,775.79 : x
2. Step 2: Convert to fraction form
   1,061,211.71/1,464,423.86 = 577,775.79/x
3. Step 3: Cross multiply
   1,061,211.71x = 1,464,423.86 × 577,775.79
4. Step 4: Simplify right side
   1,061,211.71x = 846,108,654,050.79
5. Step 5: Solve for x
   x = 846,108,654,050.79/1,061,211.71
6. Step 6: Final answer
   x = 797,304.29