Finding the Third Proportional to 910,410 and 1,406,683.50

Step by Step Solution

1. Step 1: Write the proportion equation
   910,410 : 1,406,683.50 = 1,406,683.50 : x
2. Step 2: Convert to fraction form
   910,410/1,406,683.50 = 1,406,683.50/x
3. Step 3: Cross multiply
   910,410x = 1,406,683.50 × 1,406,683.50
4. Step 4: Simplify right side
   910,410x = 1,978,758,469,172.25
5. Step 5: Solve for x
   x = 1,978,758,469,172.25/910,410
6. Step 6: Final answer
   x = 2,173,480.60