Finding the Third Proportional to 1,900,152 and 4,180,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900,152 : 4,180,328 = 4,180,328 : x
2. Step 2: Convert to fraction form
   1,900,152/4,180,328 = 4,180,328/x
3. Step 3: Cross multiply
   1,900,152x = 4,180,328 × 4,180,328
4. Step 4: Simplify right side
   1,900,152x = 17,475,142,187,584
5. Step 5: Solve for x
   x = 17,475,142,187,584/1,900,152
6. Step 6: Final answer
   x = 9,196,707.52