Finding the Third Proportional to 2,155,622.63 and 2,997,190.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,622.63 : 2,997,190.69 = 2,997,190.69 : x
2. Step 2: Convert to fraction form
   2,155,622.63/2,997,190.69 = 2,997,190.69/x
3. Step 3: Cross multiply
   2,155,622.63x = 2,997,190.69 × 2,997,190.69
4. Step 4: Simplify right side
   2,155,622.63x = 8,983,152,017,236.72
5. Step 5: Solve for x
   x = 8,983,152,017,236.72/2,155,622.63
6. Step 6: Final answer
   x = 4,167,311.99