Finding the Fourth Proportional to 2,298,214, 3,447,978.72 and 782,230.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298,214 : 3,447,978.72 = 782,230.96 : x
2. Step 2: Convert to fraction form
   2,298,214/3,447,978.72 = 782,230.96/x
3. Step 3: Cross multiply
   2,298,214x = 3,447,978.72 × 782,230.96
4. Step 4: Simplify right side
   2,298,214x = 2,697,115,704,205.17
5. Step 5: Solve for x
   x = 2,697,115,704,205.17/2,298,214
6. Step 6: Final answer
   x = 1,173,570.30