Finding the Fourth Proportional to 2,499,734.61, 3,749,796.30 and 817,008.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,734.61 : 3,749,796.30 = 817,008.21 : x
2. Step 2: Convert to fraction form
   2,499,734.61/3,749,796.30 = 817,008.21/x
3. Step 3: Cross multiply
   2,499,734.61x = 3,749,796.30 × 817,008.21
4. Step 4: Simplify right side
   2,499,734.61x = 3,063,614,362,927.62
5. Step 5: Solve for x
   x = 3,063,614,362,927.62/2,499,734.61
6. Step 6: Final answer
   x = 1,225,575.85