Finding the Third Proportional to 947,040 and 1,406,160

Step by Step Solution

1. Step 1: Write the proportion equation
   947,040 : 1,406,160 = 1,406,160 : x
2. Step 2: Convert to fraction form
   947,040/1,406,160 = 1,406,160/x
3. Step 3: Cross multiply
   947,040x = 1,406,160 × 1,406,160
4. Step 4: Simplify right side
   947,040x = 1,977,285,945,600
5. Step 5: Solve for x
   x = 1,977,285,945,600/947,040
6. Step 6: Final answer
   x = 2,087,858.96