Finding the Fourth Proportional to 1,747,314.34, 2,621,345.70 and 989,513.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747,314.34 : 2,621,345.70 = 989,513.98 : x
2. Step 2: Convert to fraction form
   1,747,314.34/2,621,345.70 = 989,513.98/x
3. Step 3: Cross multiply
   1,747,314.34x = 2,621,345.70 × 989,513.98
4. Step 4: Simplify right side
   1,747,314.34x = 2,593,858,216,562.89
5. Step 5: Solve for x
   x = 2,593,858,216,562.89/1,747,314.34
6. Step 6: Final answer
   x = 1,484,482.88