Finding the Fourth Proportional to 2,097,234, 3,145,862.52 and 521,298

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097,234 : 3,145,862.52 = 521,298 : x
2. Step 2: Convert to fraction form
   2,097,234/3,145,862.52 = 521,298/x
3. Step 3: Cross multiply
   2,097,234x = 3,145,862.52 × 521,298
4. Step 4: Simplify right side
   2,097,234x = 1,639,931,839,950.96
5. Step 5: Solve for x
   x = 1,639,931,839,950.96/2,097,234
6. Step 6: Final answer
   x = 781,949.86