Finding the Third Proportional to 421,312.50 and 901,674

Step by Step Solution

1. Step 1: Write the proportion equation
   421,312.50 : 901,674 = 901,674 : x
2. Step 2: Convert to fraction form
   421,312.50/901,674 = 901,674/x
3. Step 3: Cross multiply
   421,312.50x = 901,674 × 901,674
4. Step 4: Simplify right side
   421,312.50x = 813,016,002,276
5. Step 5: Solve for x
   x = 813,016,002,276/421,312.50
6. Step 6: Final answer
   x = 1,929,722.01