Finding the Third Proportional to 2,690,437.50 and 3,997,332

Step by Step Solution

1. Step 1: Write the proportion equation
   2,690,437.50 : 3,997,332 = 3,997,332 : x
2. Step 2: Convert to fraction form
   2,690,437.50/3,997,332 = 3,997,332/x
3. Step 3: Cross multiply
   2,690,437.50x = 3,997,332 × 3,997,332
4. Step 4: Simplify right side
   2,690,437.50x = 15,978,663,118,224
5. Step 5: Solve for x
   x = 15,978,663,118,224/2,690,437.50
6. Step 6: Final answer
   x = 5,939,057.54