Finding the Third Proportional to 866,449.50 and 1,932,123

Step by Step Solution

1. Step 1: Write the proportion equation
   866,449.50 : 1,932,123 = 1,932,123 : x
2. Step 2: Convert to fraction form
   866,449.50/1,932,123 = 1,932,123/x
3. Step 3: Cross multiply
   866,449.50x = 1,932,123 × 1,932,123
4. Step 4: Simplify right side
   866,449.50x = 3,733,099,287,129
5. Step 5: Solve for x
   x = 3,733,099,287,129/866,449.50
6. Step 6: Final answer
   x = 4,308,501.87