Finding the Fourth Proportional to 1,926,484.32, 2,890,296.72 and 664,439.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926,484.32 : 2,890,296.72 = 664,439.52 : x
2. Step 2: Convert to fraction form
   1,926,484.32/2,890,296.72 = 664,439.52/x
3. Step 3: Cross multiply
   1,926,484.32x = 2,890,296.72 × 664,439.52
4. Step 4: Simplify right side
   1,926,484.32x = 1,920,427,365,294.37
5. Step 5: Solve for x
   x = 1,920,427,365,294.37/1,926,484.32
6. Step 6: Final answer
   x = 996,855.95