Finding the Third Proportional to 900,001.50 and 1,901,172

Step by Step Solution

1. Step 1: Write the proportion equation
   900,001.50 : 1,901,172 = 1,901,172 : x
2. Step 2: Convert to fraction form
   900,001.50/1,901,172 = 1,901,172/x
3. Step 3: Cross multiply
   900,001.50x = 1,901,172 × 1,901,172
4. Step 4: Simplify right side
   900,001.50x = 3,614,454,973,584
5. Step 5: Solve for x
   x = 3,614,454,973,584/900,001.50
6. Step 6: Final answer
   x = 4,016,054.39