Finding the Third Proportional to 1,184,474 and 1,688,115

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,474 : 1,688,115 = 1,688,115 : x
2. Step 2: Convert to fraction form
   1,184,474/1,688,115 = 1,688,115/x
3. Step 3: Cross multiply
   1,184,474x = 1,688,115 × 1,688,115
4. Step 4: Simplify right side
   1,184,474x = 2,849,732,253,225
5. Step 5: Solve for x
   x = 2,849,732,253,225/1,184,474
6. Step 6: Final answer
   x = 2,405,905.28