Finding the Fourth Proportional to 1,619,522.47, 2,429,276.78 and 659,764.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,522.47 : 2,429,276.78 = 659,764.02 : x
2. Step 2: Convert to fraction form
   1,619,522.47/2,429,276.78 = 659,764.02/x
3. Step 3: Cross multiply
   1,619,522.47x = 2,429,276.78 × 659,764.02
4. Step 4: Simplify right side
   1,619,522.47x = 1,602,749,414,065.46
5. Step 5: Solve for x
   x = 1,602,749,414,065.46/1,619,522.47
6. Step 6: Final answer
   x = 989,643.21