Finding the Third Proportional to 911,290.50 and 2,148,435

Step by Step Solution

1. Step 1: Write the proportion equation
   911,290.50 : 2,148,435 = 2,148,435 : x
2. Step 2: Convert to fraction form
   911,290.50/2,148,435 = 2,148,435/x
3. Step 3: Cross multiply
   911,290.50x = 2,148,435 × 2,148,435
4. Step 4: Simplify right side
   911,290.50x = 4,615,772,949,225
5. Step 5: Solve for x
   x = 4,615,772,949,225/911,290.50
6. Step 6: Final answer
   x = 5,065,094.99