Finding the Fourth Proportional to 1,763,498.99, 2,433,597.09 and 989,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763,498.99 : 2,433,597.09 = 989,131.50 : x
2. Step 2: Convert to fraction form
   1,763,498.99/2,433,597.09 = 989,131.50/x
3. Step 3: Cross multiply
   1,763,498.99x = 2,433,597.09 × 989,131.50
4. Step 4: Simplify right side
   1,763,498.99x = 2,407,147,527,859.35
5. Step 5: Solve for x
   x = 2,407,147,527,859.35/1,763,498.99
6. Step 6: Final answer
   x = 1,364,983.79