Finding the Fourth Proportional to 2,347,679.69, 3,520,494.07 and 830,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347,679.69 : 3,520,494.07 = 830,858.50 : x
2. Step 2: Convert to fraction form
   2,347,679.69/3,520,494.07 = 830,858.50/x
3. Step 3: Cross multiply
   2,347,679.69x = 3,520,494.07 × 830,858.50
4. Step 4: Simplify right side
   2,347,679.69x = 2,925,032,422,259.10
5. Step 5: Solve for x
   x = 2,925,032,422,259.10/2,347,679.69
6. Step 6: Final answer
   x = 1,245,924.83