Finding the Fourth Proportional to 1,499,990.63, 2,250,219.67 and 488,878.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,990.63 : 2,250,219.67 = 488,878.00 : x
2. Step 2: Convert to fraction form
   1,499,990.63/2,250,219.67 = 488,878.00/x
3. Step 3: Cross multiply
   1,499,990.63x = 2,250,219.67 × 488,878.00
4. Step 4: Simplify right side
   1,499,990.63x = 1,100,082,884,982.52
5. Step 5: Solve for x
   x = 1,100,082,884,982.52/1,499,990.63
6. Step 6: Final answer
   x = 733,393.17